EASY
8th CBSE
IMPORTANT
Earn 100

Which of these items lower friction?

55.56% studentsanswered this correctly

Important Questions on Friction

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q B
The frictional force exerted by a smooth surface is _____ than that exerted by a rough surface. (greater, lesser)
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q B
_____ friction is less than sliding friction.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q B
The frictional force on an object moving through air is also known as _____. (Give one word)
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q B
Honey exerts _____ drag on a spoon than water does.(more, lesser)
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q B
The spikes on the soles of athletes’ shoes _____ friction with the ground. (increase, decrease)
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q B
Lubricants _____ (reduces, increases) friction between the rubbing surfaces.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q B
Ball bearings reduce friction by replacing sliding friction with _____ friction.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q B
A shape that is slightly rounded in front and narrower at the back is called a _____ shape. (circular, streamlined, aerodynamic)