Physical Science Midterm

Front

How many atoms are there in a single molecule of Fe2O3?

Back

5

Front

The metric prefix that means one thousand (1000) is:

Back

kilo-

Front

An explanation of why something happens in the natural world is called a:

Back

theory

Front

Charles’ law relates the volume of a gas to its:

Back

temperature

Front

The metric prefix that means one-hundredth (1/100) is:

Back

centi-

Front

What is the definition of a hypothesis?

Back

A proposed explanation for a phenomenon, which can be tested.

Front

What does the term 'volume' refer to in science?

Back

The amount of space an object occupies.

Front

What is the formula for calculating density?

Back

Density = Mass/Volume

Front

What is the SI unit for measuring temperature?

Back

Kelvin (K)

Front

What does the term 'pressure' mean in the context of gases?

Back

The force exerted by gas particles colliding with the walls of their container.