SELEKSI PESERTA OLIMPIADE
Quiz
•
Science
•
7th Grade
•
Practice Problem
•
Hard
Graciana Manalu
Used 3+ times
FREE Resource
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30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Hasil pengukuran tebal suatu benda menggunakan mikrometer skrup tersebut adalah ..... mm
2.25
3.25
3.75
2.75
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Doni melakukan beberapa kegiatan pengukuran dan diperoleh data sebagai berikut:
(1) massa beberapa telur dalah 0,5 kg
(2) volume sebuah telur adalah 40 cm3
(3) suhu kamar Doni 289 K
(4) Tinggi meja belajar 80 m
(5) Luas kantor ayah 12m2
(6) Denyut jantung Doni 76 denyut/menit
Hasil pengukuran Doni yang merupakan besaran pokok adalah ....
1, 2, dan 3
1, 3 dan 4
3, 4 dan 5
4, 5 dan 6
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Monosodium glutamat, aspartam, dan natrium benzoat secara berturut-turut merupakan ….
pemanis, penyedap, dan pengawet
pemanis, pengawet dan penyedap
penyedap, pewarna dan pengawet
penyedap, pemanis dan pengawet
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Beberapa contoh perubahan materi :
(1) Besi berkarat
(2) Kamper menyublim
(3) Gula larut dalam air
(4) Pembuatan tape
Perubahan yang menghasilkan zat baru adalah..
1 dan 2
2 dan 3
1 dan 4
3 dan 4
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
jika diketahui sebuah kelapa memiliki massa sebesar 2 kg, jatuh dari ketinggian 6 m, hitunglah energi potensial kelapa apabila gaya gravitasi bumi 10 m/s
60 J
12 J
120 J
600 J
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Energi kinetik yang terjadi selama Utami berlari adalah 500 Joule. Jika Utami berlari dengan kecepatan 18 km/jam, maka massa Utami adalah..
40 kg
50 kg
60 kg
80 kg
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Sebuah mobil memerlukan waktu 4 detik untuk menempuh lintasan sejauh 48 meter. Kecepatan benda tersebut adalah ...
10 m/s
12 m/s
40 m/s
48 m/s
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