MEDIUM
8th CBSE
IMPORTANT
Earn 100

In which case will you exert greater pressure on the ground-if you wear shoes with pointed heels or if you wear slippers? Why?

Important Questions on Force and Pressure

MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 11 - Force and Pressure>Exercises>Q D
Why are dams over rivers made broader at the bottom that at the top?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 11 - Force and Pressure>Exercises>Q D
What is atmospheric pressure?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 11 - Force and Pressure>Exercises>Q E
Two forces act on an object in the same direction, and then in opposite directions. What will be the net force on the object in each of the two cases?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 11 - Force and Pressure>Exercises>Q E
What are the effects that a force can have on an object?
HARD
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 11 - Force and Pressure>Exercises>Q E
Explain contact and non-contact forces, with the help of two examples for each.
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 11 - Force and Pressure>Exercises>Q E
The mass of an object is the same all over the universe but the weight varies from place to place. Explain why.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 11 - Force and Pressure>Exercises>Q E
Why is it better to use a school bag that has broad straps? What problem might you face if the straps are narrow?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 11 - Force and Pressure>Exercises>Q E
What is a manometer? Explain its working with the help of a labeled diagram.