ENERGY, CONSERVATION AND TRANSFER

WORDS TO KNOW

• Convection-when hot air rises and cold air goes down.
• Radiation-anything that gives off energy and travels in a striaght line.

WORD TO KNOW

• Conduction-the transfer of heat energy from a hotter to a colder region.

Words To Know

• Energy-the ability to do work.
• Kinetic-energy an object has to due its motion.
• Potential-stored energy that results from deposition or a shape of an object.

WORDS TO KNOW

• Insulator-Doesnt transfer enrgy well.
• Conductor-transfer energy well.

FACTS YOU SHOULD KNOW

• Heat is measured in joules.
• The bigger mass it has the more energy it has.
• Heat is the total energy of the atoms in a object.
• Temperture is measured in degress.
• Heat is also measured by calorimeter.

MORE FACTS TO KNOW

• There are many types of energy but they can be divided into 2 main tyles.
• The calories in the food you eat are a form of chemical energy.
• Without energy you cant stay alive.
• Around 13% of the world's electrity Is produced by nuclear power.
• The word energy comes from the greek word energeia meaning activity.