Vocabulary - Particles in Motion

Front

A tiny piece or part of matter (can be an atom or a molecule).

Back

What is a particle?

Front

Anything that has mass and takes up space.

Back

What is matter?

Front

The smallest unit of matter, made up of protons, neutrons, and electrons.

Back

What is an atom?

Front

A group of two or more atoms bonded together.

Back

What is a molecule?

Front

The energy that an object has because of its motion.

Back

What is kinetic energy?

Front

The action or process of moving or being moved.

Back

What is motion?

Front

A form of energy that causes the particles in a substance to move faster.

Back

What is heat?

Front

A measure of how hot or cold something is, related to the motion of its particles.

Back

What is temperature?

Front

A state of matter where particles are closely packed together and do not move freely.

Back

What is a solid?

Front

A state of matter where particles are close together but can move around and slide past each other.

Back

What is a liquid?