Physics

1. A form of energy that is transferred by a difference in temperature

Electrical energy

Chemical energy

Thermal energy

Potential energy

2. The capacity to do work

Electricity

Kilowatts

Energy

Force

3. 1 kg-m/sec/sec is equal to

1 Newton

1 pound

1000 Newton

9.81 kg

4. The unit for work

N-m/sec

Newton

Joules

Watt

5. What example of Potential Energy is true?

Moving car

A book resting on table

A speeding bullet horizontally

A water drops on the turbine wheel

6. A crank with a rope,a wheel,and an object can lift the object with ease

Screw

Wedge

Lever

Pulley

7. An example of a system having both kinetic and potential energy would be

A piece of sugar

A book rest on the table

A stretch rubber band

An object in free fall

8. According to Einstein, one kilogram of matter would give _____ Joules of energy.

9.0 × 10^16

3.24 × 10^17

11.1 × 10^17

5.61

9. Kinetic energy is maximum for a roller coaster

At its highest points

At its lowest points

Somewhere in between

When there's no mass involved

10. A truck is chasing a bicycle along a highway. Both have the same momentum. Which of the following is true?

The truck will eventually overtake the bicycle

The truck and bicycle have the same speed

The bicycle will outrun the truck

The bicycle will overtake the truck