Module 1 Review

Front

Are all metals magnetic?

Back

No, not all metals are magnetic. Only certain metals, like iron, cobalt, and nickel, exhibit magnetic properties.

Front

Can erosion be caused by a chemical reaction?

Back

Yes, erosion can occur due to chemical reactions, such as the dissolution of minerals in water.

Front

What happens to the weight of a balloon after a gas reaction if it is tied to prevent gas escape?

Back

The weight of the balloon increases after the reaction because the gas produced adds weight.

Front

Are solids made of matter and gases made of space?

Back

No, both solids and gases are made of matter. Gases have particles that are more spread out compared to solids.

Front

Is a change in temperature an indicator of a chemical reaction?

Back

Yes, a change in temperature can indicate that a chemical reaction has occurred.

Front

What is matter?

Back

Matter is anything that has mass and occupies space.

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water flow.

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

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.