5th Grade- 2nd 9 Weeks District Assessment Review

Front

What is the behavior of light when it travels through a vacuum?

Back

Light travels in a straight line.

Front

What is the definition of reflection in terms of light?

Back

Reflection is the bouncing back of light when it hits a surface.

Front

What is the main characteristic of particles in a liquid?

Back

Particles are close together, but can move across each other freely.

Front

What energy transformation occurs when a lamp is turned on?

Back

Electrical energy is transformed into light energy.

Front

What does it mean for an object to be transparent?

Back

A transparent object allows light to pass through it.

Front

What is the definition of refraction?

Back

Refraction is the bending of light as it passes from one medium to another.

Front

What is the difference between a solid and a liquid in terms of particle arrangement?

Back

In solids, particles are packed closely together and vibrate in fixed positions; in liquids, particles are close together but can move freely.

Front

What is an example of an object that does NOT reflect light?

Back

A black hole (or any object that absorbs all light).

Front

What happens to light when it hits a mirror?

Back

It reflects off the surface of the mirror.

Front

What is the definition of a conductor?

Back

A conductor is a material that allows electricity to flow through it easily.