Question

we know contact forces are of two type muscular and frictional force while non contact
forces are of three types magnetic ,electrostatic, gravitational. Based upon above information
write the answer to the following questions.
a) name the force that helps you to lift your school bag.
b) When a plastic pen is rubbed in dry hair it attracts tiny pieces of paper which force is
involved in this process.
c) A car is moving towards north. what will be the direction of force of friction acting on
this car due to the surface of the road.
d) You accidentally spill a bucket of Soapy water on a marble floor. would it make it easier Or More difficult for you to walk on the floor give reason​

Answer 1

Answer:

a) muscular force

b) electrostatic force

c) gravitional force

d) it's make more difficult beacouse their is no girp on the due to the soapy water so it's difficult to walk