Science4-3rd QA

It is the ability to do work.

• Energy

• Force

It is the heat and light energy coming from the sun.

• Heat Energy

• Solar Energy

Is an ENERGY due to the fast vibration of molecules in matter. It is also known/called as THERMAL ENERGY.

• Heat Energy

• Solar Energy

HEAT is an ENERGY due to the fast vibration of molecules in matter.

• True

• False

Can chemical energy transforms into heat energy?

• Yes

• No

– move very fast when their thermal energy (temperature level) increases.

• Moles

• Molecules

– is the transfer of heat between particles that are touching or direct contact with each other. - It takes place in solid materials.

• Conduction

• Convection

• Radiation

heat transfer in gas and in liquid. - Heat transfer by mass motion or the up and down movement of molecules in gases and liquids.

• Conduction

• Convection

• Radiation

is the transfer of heat through space by rays or waves. - does not have any medium like molecules of solid, liquid or gas.

• Conduction

• Convection

• Radiation

CONDUCTORS are Materials made of metal/iron, glass and ceramic, human body

• True

• False