Eighth Grade General Science Trivia

Front

What is the number of electrons in a neutral carbon atom?

Back

6

Front

What is the layer of mixed gases surrounding the Earth called?

Back

Atmosphere

Front

Which organelle is responsible for converting energy from food into usable energy for the cell?

Back

Mitochondria

Front

What is a physical property of matter?

Back

Shape

Front

What is a chemical property of matter?

Back

Reactivity

Front

What is the atomic number of carbon?

Back

6

Front

What is the primary gas found in the Earth's atmosphere?

Back

Nitrogen (approximately 78%)

Front

What is the function of mitochondria in a cell?

Back

To produce energy (ATP) through cellular respiration.

Front

What are the three states of matter?

Back

Solid, liquid, gas

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.