Question

A. Multiple Choice Questions (MCQs).
Choose the correct answer from the following:
1. We can walk on the ground without slipping because of the
a. gravitational force b. buoyant force
c. frictional force d. elastic force
2. When the fulcrum is between the load and effort then it is
a. 1st class lever
b. 2nd class lever c. Pulley d. Screw
3. The force that enable an object to float on water is
a. pressure
b. gravitational force
c. density
d. buoyant force
4. The ability to do work is called
a. force
C. workdone d. volume
b. energy​

Answer 1

1. We can walk on the ground without slipping because of the

friction Force

2. When the fulcrum is between the load and then it is

1st Class Lever

3. The force that enable an object to float on water is

buoyant Force

4. The ability to do work is called

energy

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