
Elektrolit
Authored by Nesy Widyastuti
Science
9th Grade

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116 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • Ungraded
Kalsium mempunyai nomor atom 20 dan nomor massa 40.
Pilih pernyataan yang benar (jawaban lebih dari satu)
jumlah elektron 20
jumlah proton 20
jumlah neutron 20
2.
FILL IN THE BLANK QUESTION
30 sec • 5 pts
•Sebuah mobil melaju dengan kecepatan 25 m/s. jika massa mobil 500 kg. Hitunglah energi kinetic mobil pada kecepatan tersebut!
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Atom Nitrogen memiliki nomor atom 7 dan nomor massa 14. Pernyataan yang benar terkait partikel sub atomnya adalah...
Jumlah proton = 7
Jumlah elektron = 14
jumlah neutron = 14
jumlah elektron= 7
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
nergi tidak dapat diciptakan maupun dimusnahakan hanya dapat berubah bentuk dari energi yang satu ke bentuk energi yang lainya . Pernyataan tersebut merupakan hukum kekekalan energi dari...
Albert Einstein
Isaac Newton
tomas matulesi
semua salah
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Baterai dapat lebih tahan lama dibanding lememen volta karena ada zat yang menghambat terjadinya polarisasi yaitu ........
Asam Sulfat
Amonium Clorida
Mangan Dioksida
Salmiak
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Sebuah sepeda yang massanya 40 kg bergerak dengan kecepatan 10 m/s . Tentukan energi kinetic sepeda tersebut
200 J
2000 J
200 KJ
2000 KJ
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atom berikut ini yang mempunyai jumlah elektron 32 adalah ….
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