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