Preview (10 questions)
1 Question
před 30 sekundami
Q.

What is the SI unit of electric current?


Volt

Ampere

Ohm

Watt

2 Question
před 30 sekundami
Q.

Which law explains the relationship between current, voltage, and resistance?


Newton’s Law

Boyle’s Law

Ohm’s Law

Faraday’s Law

3 Question
před 30 sekundami
Q.

What is the chemical formula of glucose?


C₂H₆O

C₆H₁₂O₆

CH₄

H₂SO₄

4 Question
před 30 sekundami
Q.

Which part of the cell is known as the “powerhouse”?


Nucleus

Ribosome

Mitochondria

Golgi apparatus

5 Question
před 30 sekundami
Q.

What is the speed of light in vacuum?


3 × 10⁶ m/s

3 × 10⁸ m/s

3 × 10¹⁰ m/s

3 × 10⁴ m/s

6 Question
před 30 sekundami
Q.

Which gas is most abundant in Earth’s atmosphere?


Oxygen

Carbon dioxide

Nitrogen

Hydrogen

7 Question
před 30 sekundami
Q.

What is the pH value of a neutral substance?


0

14

7

10

8 Question
před 30 sekundami
Q.

Which organelle is responsible for protein synthesis?


Lysosome

Ribosome

Vacuole

Chloroplast

9 Question
před 30 sekundami
Q.

Which planet is known as the Red Planet?


Venus

Mars

Jupiter

Saturn

10 Question
před 30 sekundami
Q.

What type of reaction absorbs heat?


Exothermic

Endothermic

Neutralization

Combustion

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