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