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