Using Energy Study Guide

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

What are renewable resources?

Back

Renewable resources are natural resources that can be replenished or replaced in a short period of time, such as solar energy, wind energy, and hydroelectric energy.

Front

What are non-renewable resources?

Back

Non-renewable resources are resources that cannot be quickly replaced once they are used up, such as coal, oil, and natural gas.

Front

What is a wind turbine?

Back

A wind turbine is a device that converts wind energy into electrical energy.

Front

How can wind energy be increased?

Back

Wind energy can be increased by having stronger winds.

Front

What is a simple circuit?

Back

A simple circuit is a closed loop that allows electricity to flow, typically consisting of a power source, wires, and a load (like a light bulb).

Front

What happens when a circuit is closed?

Back

When a circuit is closed, electricity can flow through it, allowing devices like light bulbs to turn on.

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves.

Front

How can electric energy be converted to sound energy?

Back

Electric energy can be converted to sound energy by using devices like bells or speakers.

Front

What are greenhouse gases?

Back

Greenhouse gases are gases that trap heat in the atmosphere, contributing to global warming, such as carbon dioxide and methane.