Science - 1st Semester Review

Front

What is the force that pulls objects toward each other?

Back

Gravity is the invisible force that attracts two bodies toward each other.

Front

What law states that for every action there is an equal and opposite reaction?

Back

Newton's 3rd Law of Motion states that for every action, there is an equal and opposite reaction.

Front

What term describes the height of a wave's crest?

Back

Amplitude is the maximum height of a wave's crest.

Front

What do we call a material that allows light to pass through?

Back

A transparent material allows light to pass through it.

Front

What type of wave requires a medium to travel through?

Back

A mechanical wave requires a medium (solid, liquid, or gas) to travel.

Front

What is the term for the distance between two consecutive crests of a wave?

Back

Wavelength is the distance between two consecutive crests of a wave.

Front

What is the principle that describes the relationship between force, mass, and acceleration?

Back

Newton's 2nd Law states that Force equals mass times acceleration (F=ma).

Front

What is the term for the bending of light as it passes from one medium to another?

Back

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

Front

What is the name of the force that opposes the motion of an object?

Back

Friction is the force that opposes the motion of an object.

Front

What is the term for the energy of motion?

Back

Kinetic energy is the energy that an object possesses due to its motion.