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