Question

Fill in the blanks with the correct words.
1. The force that opposes the motion of a body over a surface is called_____(muscular force/friction)
2. Rolling friction is_____than sliding friction. (greater/lesser)
3. the ______on the surfaces in contact is the cause of friction between them (irregularities/regularities)
4. Use of lubricants_____the friction (increases/decreases)
5. Streamlined shape of a car_____drag due to air.(reduces/enhances)​

Answer 1

Answer:

friction

lesser

irregularities

decrease

reduces

Explanation:

please study

Answer 2

Answer:

1.friction. 2.lesser 3.irregularities 4decreases 5.reduces