- 1. _________ is the ability to do work
A) Strength
B) Force
C) Energy
D) Power
- 2. Which of these is not a source of energy?
A) Coal
B) Crude oil
C) Nuclear energy
D) Geo-thermal
- 3. One of these is a form of energy
.
A) Natural energy
B) Thermal energy
C) Food energy
D) Artificial energy
- 4. Pressing iron convert _____________ energy to heat energy
A. Light B. Solar C. Electrical D. Heat
A) Solar
B) Electrical
C) Heat
D) Light
- 5. what is the conversation of energy from one form to another for our own use?
A) Translation of energy
B) Transfer of energy
C) Energy transaction
D) Transformation of energy
- 6. Battery convert ____________ energy to electrical energy.
A) Mechanical
B) Potential
C) Kinetic
D) Chemical
- 7. Which of the following is the implication of misuse of non-renewable energy?
A) Atmospheric problem
B) All of the above
C) Fertile soil
D) Economy growth
- 8. Which of these is not a non-renewable energy?
A) Fossil fuel
B) Crude oil
C) Natural gas
D) Non of the above
- 9. ______________ are resources that are naturally and inexhaustibly replenished as the reserves are being tapped by man.
A) Human energy
B) Non-renewable energy
C) Exhaustible energy
D) Renewable energy
- 10. When sunlight is focused on convex lens and directed to a piece of paper for a period of time, it can make the paper burn. This is an example of conversation of energy from which form to which form?
A) Sun energy to light energy
B) Heat energy to light energy
C) Solar energy to heat energy
D) Light energy to fire energy.
- 11. Which of these is a renewable energy?
A) Wind
B) Food
C) All of the above
D) Current
- 12. ______________ is an action that produces change in the motion velocity or shape of an object.
A) Energy
B) Friction
C) Motion
D) Force
- 13. _____________ is a contact force built to resist or opposes motion when two surface are in contact.
A) Gravitational force.
B) Electrical force
C) Magnetic force
D) Frictional force
- 14. Force can be classified into ____________ main types
A) 1
B) 4
C) 3
D) 2
- 15. Which of these act and produce effects without physical contact of the body.
A) Non contact force
B) Contact force
C) Frictional force
D) Non of the above
- 16. Which of these is an example of contact force?
A) All of the above
B) Pulling of rope
C) Pushing of trunk
D) Kicking of ball
- 17. Which of these is not a way of controlling friction?
A) Ball bearing
B) Non of the above
C) Powders
D) The use of grease
- 18. When forces are balanced I'm a system we say that the system is in ______________
A) Motion
B) Balanced diet
C) Equality
D) Equilibrium
- 19. _______________ is a force that must make physical and visible contact with a body in order to act.
A.
A) Artificial force
B) Contact force
C) Natural force
D) Normal force
- 20. Collapsing of structure is an example of _________________
A) Evil force
B) Unbalanced force
C) Abnormal force
D) Bad force.
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