Exam

It is the ability to do work. It is neither created nor destroyed

• Light energy

• Energy

• Mechanical energy

• Electrical Energy

a form of mechanical wave that makes through substances or objects. It travels in all directions but needs a medium to travel along

• Heat or thermal energy

• Sound energy

• Light Energy

• Chemical energy

The effect of moving molecules or the random motion of particles. Also described as the internal energy

• Electrical energy

• Light energy

• Sound energy

• Heat or thermal energy

travels in all directions. It can be in the form of visible, infrared, or ultraviolet

• Heat or thermal energy

• Light energy

• Chemical energy

Its stored chemical compounds. It is released upon breaking the chemical bond

• Chemical energy

• Electrical energy

• Mechanical energy

• Light Energy

Is moving energy .It enable us todo mechanical work directly

• Electrical energy

• Sound energy

• Mechanical energy

• Heat or thermal energy

Is the movement of electrons through negatively charged particles

• Mechanical energy

• Chemical energy

• Sound energy

• Electrical energy

composed of a wheel and rod

• wedge

• inclined plane

• lever

• Wheel and axle

Simplest of all simple machines

• Wedge

• Inclined plane

• Wheel and axle

• Screw

When I scream what energy did I use

• Light energy

• Mechanical energy

• Sound energy

• Heat energy