Physical Science Domain Flashcard

Front

What does density describe?

Back

measure of the amount of matter in a given volume

Front

Why do some objects float?

Back

Objects float if they are less dense than water.

Front

When you turn on a lamp, ________ energy transforms into ________ energy.

Back

electric, light

Front

When water is heated, its particles are

Back

Farther apart

Front

How has energy been transformed when a heavy toy car is pushed down a steep track?

Back

Potential energy changed to kinetic energy

Front

What determines whether or not an object will float?

Back

The object's density has to be less than the liquid's.

Front

As the car sped down the track, ______ and ______ energy were also produced.

Back

thermal, sound

Front

An object that takes up more space than another object has a greater _____________.

Back

volume

Front

What causes water to change from a liquid to a gas?

Back

heating

Front

What happens to the particles in water when water changes to a gas?

Back

They have more space between them.