Lap Praktek Fisika UT PGSD PDGK4107 Praktikum IPA di SD

PRAKTIKUM IPA DI SD

PDGK4107/MODUL 9

LEMBAR KERJA
PRAKTIKUM IPA DASAR DI SD
BUMI DAN ALAM SEMESTA
 Kegiatan Praktikum 1
1. Percobaan Udara
a. Pembakaran memerlukan udara

Gambar 9.1
Dua lilin yang sama
ukuran dengan jarak 30 cm

Gambar 9.2
Satu lilin ditutup gelas
lilin yang lain tidak

_________________________________________________________________________
_________________________________________________________________________

_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
Tabel 9.1
Percobaan pengamatan udara

No.

Uji coba

Selang waktu sampai lilin mati
(t)

1
2
3
4

5
b. Udara menekan dari tekanan tinggi ke rendah
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
c. Udara sebagai sumber energy
46

PRAKTIKUM IPA DI SD

PDGK4107/MODUL 9

1.

Gambar 9.3

Balon meluncur di antara
tiang penyangga

Gambar 9.4
Balon di tiup dan di lepaskan

________________________________________________________________
________________________________________________________________
________________________________________________________________
 ________________________________________________________________
________________________________________________________________
________________________________________________________________
 ________________________________________________________________
________________________________________________________________
________________________________________________________________
 ________________________________________________________________
________________________________________________________________
________________________________________________________________
 ________________________________________________________________
________________________________________________________________

________________________________________________________________
________________________________________________________________
________________________________________________________________
________________________________________________________________
________________________________________________________________
________________________________________________________________
________________________________________________________________
d. Jawaban pertanyaan
1. _________________________________________________________________
_________________________________________________________________
_________________________________________________________________
_________________________________________________________________
2. _________________________________________________________________
_________________________________________________________________
_________________________________________________________________
_________________________________________________________________
3. _________________________________________________________________
_________________________________________________________________
_________________________________________________________________
_________________________________________________________________

_________________________________________________________________
_________________________________________________________________
4. _________________________________________________________________
_________________________________________________________________


47

PRAKTIKUM IPA DI SD

PDGK4107/MODUL 9

_________________________________________________________________
_________________________________________________________________
_________________________________________________________________
_________________________________________________________________
2. Percobaan klasifikasi batuan
a. Jenis-jenis batuan
N
o

1
2
3
4
5

Jenis Batuan

Masssa
(kg)

Tabel 9.2
Jenis batuan

Volume (m3) Masa Jenis (kg/m3)

Batu apung
Granit
Konglomerat
Batu

gamping
Breksi

Gambar 9.5
Gambar jenis batuan

Jawaban pertanyaan

1. ____________________________________________________________________
a. _________________________________________________________________
_________________________________________________________________
b. _________________________________________________________________
_________________________________________________________________
c. _________________________________________________________________
_________________________________________________________________
_________________________________________________________________
2. ____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
- ________________________________________________________________

________________________________________________________________
________________________________________________________________
- ________________________________________________________________
________________________________________________________________
________________________________________________________________
- ________________________________________________________________
________________________________________________________________
________________________________________________________________
________________________________________________________________
________________________________________________________________
- ________________________________________________________________
48

PRAKTIKUM IPA DI SD

PDGK4107/MODUL 9

-

_____________________________________________________________

_____________________________________________________________
_____________________________________________________________
- _____________________________________________________________
_____________________________________________________________
_____________________________________________________________
_____________________________________________________________
_____________________________________________________________
- _____________________________________________________________
_____________________________________________________________
_____________________________________________________________
_____________________________________________________________
- _____________________________________________________________
_____________________________________________________________
_____________________________________________________________
_____________________________________________________________
- _____________________________________________________________
_____________________________________________________________
_____________________________________________________________
_____________________________________________________________
- ________________________________________________________________

________________________________________________________________
- ______________________________________________________________
______________________________________________________________
______________________________________________________________
______________________________________________________________
______________________________________________________________
- ______________________________________________________________
______________________________________________________________
______________________________________________________________
______________________________________________________________
3. ____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
b. Karakteristik batuan
N
o
1

Jenis Batuan

Tabel 9.3
Karakteristik batuan

Karakteristik Batuan*

2
3

c. Pengamatan gambar batuan
49

PRAKTIKUM IPA DI SD

PDGK4107/MODUL 9

Tabel 9.4
Jenis batuan ciri dan cara terbentuknya

N
O
1

Jenis Batuan

Ciri Utama

2

3

4

5

1

2

3

4

50

Cara Terbentuknya

PRAKTIKUM IPA DI SD

PDGK4107/MODUL 9

1

2

d. Klasifikasi batuan
Tabel 9.5
Klasifikasi batuan

N
o

Asal Batuan

Contoh

e. Jawaban Pertanyaan
1. _________________________________________________________________
_________________________________________________________________
a. ______________________________________________________________
______________________________________________________________
b. ______________________________________________________________
______________________________________________________________
c. ______________________________________________________________
______________________________________________________________
______________________________________________________________
2. _________________________________________________________________
_________________________________________________________________
_________________________________________________________________
a. ______________________________________________________________
______________________________________________________________
______________________________________________________________
b. ______________________________________________________________
______________________________________________________________
______________________________________________________________
______________________________________________________________
51

PRAKTIKUM IPA DI SD

PDGK4107/MODUL 9

c. ______________________________________________________________
______________________________________________________________
______________________________________________________________
3. _________________________________________________________________
_________________________________________________________________
_________________________________________________________________
_________________________________________________________________
_________________________________________________________________
 Kegiatan praktikum 2
1. Percobaan Panas Matahari
To = 0o C
Tabel 9.6
Percobaan panas matahari
dengan panci dan lempeng

Keadaan Air
No.

Waktu

(A)Tanpa
Lempeng

(B)Dengan
Lempeng

1

10 menit

Masih dingin

Masih dingin

2

25 menit

Hangat

Hangat

3

40 menit

Air mulai panas

Hangat

4

45 menit

Air menjadi panas

Mulai panas

5

60 menit

Sangat panas

Panas

Keterangan
Air masih tetap tidak
berkurang
Air masih tetap tidak
berkurang
Air berkurang di
percobaan A
Air keduanya juga
berkurang
Air berkurang/menguap

 Jawaban pertanyaan
1. _______________________________________________________________________
_______________________________________________________________________
_______________________________________________________________________
_______________________________________________________________________
- ____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
- ____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
- ____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
52

PRAKTIKUM IPA DI SD

PDGK4107/MODUL 9

- ____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
2. _______________________________________________________________________
_______________________________________________________________________
_______________________________________________________________________
_______________________________________________________________________
_______________________________________________________________________
3. _______________________________________________________________________
_______________________________________________________________________
_______________________________________________________________________
_______________________________________________________________________
_______________________________________________________________________
2. Percobaan Gerhana
a. Percobaan Gerhana Matahari

b. Percobaan Gerhana Bulan

Gambar 9.7
Gerhana Bulan

Gambar 9.6
Gerhana Matahari

______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
53

PRAKTIKUM IPA DI SD



PDGK4107/MODUL 9

Jawaban pertanyaan
1. ___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
2. ___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
3. ___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________

54