Topic 3 Science Vocabulary

Front

What is a ray in the context of energy?

Back

A ray is a line of energy that moves in one direction until it hits an object.

Front

What does it mean to refract light?

Back

To refract means to bend when passing through an object.

Front

What is the process of absorbing in scientific terms?

Back

To absorb means to take in something steadily.

Front

What is the function of a receiver in a device?

Back

The receiver is the part of a device that changes radio waves into a usable message.

Front

What does it mean to transfer energy?

Back

To transfer means to move from one object to another.

Front

What is the definition of energy in science?

Back

Energy is the ability to do work or cause change.

Front

What are the different forms of energy?

Back

The different forms of energy include kinetic, potential, thermal, chemical, electrical, and nuclear energy.

Front

How does light travel through different mediums?

Back

Light travels in straight lines but can change direction when it passes through different mediums, a process known as refraction.

Front

What is the law of conservation of energy?

Back

The law of conservation of energy states that energy cannot be created or destroyed, only transformed from one form to another.

Front

What is the difference between conduction, convection, and radiation?

Back

Conduction is the transfer of heat through direct contact, convection is the transfer of heat through fluid movement, and radiation is the transfer of energy through electromagnetic waves.