1. An elevator has a pulley.
A. True
B. False
C. Maybe
D.None of these
2. Which is an example of a wheel and axle?
A. ramp
B. wagon
C. hammer
D.flag pole
3. A pulley is
A. made of two inclined planes
B. a bar used to lift heavy objects
c. a wheel with a groove for a rope
D. a lever with an arm and a fulcrum
4. This type of machine consists of a rope or a cable that runs through a grooved wheel A. lever
B. pulley
C. wheel and axle
D. none of these
5. Lexie twists the cap off the bottle of juice. What type of simple machine is the cap?
A. pulley
B. screw
c. inclined plane
D. wheel and axle
6. Raising the flag up the pole
A. Pulley
B. Screw
C. Wheel and axle
D. None of these
7. Changing flat tire.
A. Pulley
B. Screw
C. Inclined plane
D. Wheel and axle
8. Beating fifty egg in baking a bread
A. Pulley
B. Screw
C. Wheel and axle
D. Both A and B
9. Getting water from a ground well
A. Pulley
B. Screw
C. Wheel and axle
D. None of these
10. Bringing heavy metals to the third floor of the house being constructed
A. Pulley
B. Screw
C. Wedge
D. Wheel and axle
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Answer:
1. A.true
2.B. wagon
3.c. a wheel with a groove for a rope
4.B. pulley
5. C. inclined plane
6.D. none of the above
7.B. screw
8.D. Both A and B
9.C. wheel and axle
10.A pulley
Explanation:
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