NC Check In Practice Physical Science

Front

How can drilling into the land to obtain natural gas affect the environment?

Back

Drilling can disrupt local wildlife due to noise from machinery.

Front

What are the horizontal rows in the periodic table called?

Back

Periods.

Front

What are the products of the reaction: glucose + oxygen gas ⟶ carbon dioxide + water?

Back

Carbon dioxide + water.

Front

What are substances that are being reacted or changed in a chemical reaction called?

Back

Reactants.

Front

What type of elements are found in Group 1 on the periodic table?

Back

Reactive metals.

Front

What is the definition of a chemical reaction?

Back

A process where reactants are transformed into products.

Front

What is the role of a catalyst in a chemical reaction?

Back

A catalyst speeds up the reaction without being consumed.

Front

What is the law of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.

Front

What are the three states of matter?

Back

Solid, liquid, gas.

Front

What is an example of a physical change?

Back

Melting ice.