Student Questions

Questions created by CREST students. Answer them and earn Practice PointsHow to earn pointsAsk a question+3Answer a question+1Someone answers yours+1Your Q gets upvoted+1Pioneer bonus (first 5)+51 point = ₹1 discount on purchases!

Want to test your Olympiad skills? Take a FREE Practice Test — Classes KG to 10 Start Free Practice Test

All Grades KG Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 Class 7 Class 8 Class 9 Class 10

Subject:

Sort:

Latest Popular

Showing: Class 7 (348 questions)

by Y.JESSICA GEONA RAJ · Class 7

Which of the following mixtures is best separated by filtration?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

The point at which no more sugar dissolves is called:

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

A student pours oil into a glass of water and notices that the oil forms a separate layer. This means oil and water are:

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

A solid is placed in a beaker of water and it sinks. What can be concluded about the solid?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Assertion: When we look into the mirror, we see our own face inside the mirror Reason: Mirror is made of a transparent substance that allows light to pass through it.

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Assertion: Never ever look directly at the sun that could be extremely harmful for eyes. Reason: Pinhole camera can be used to see very bright objects.

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Bouncing back of light from shining surfaces is called

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Which types of objects do not allow light to pass through them?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Light travels in:

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Assertion (A): A force can change the shape of an object. Reason (R): When force is applied, only the mass changes, not the shape.

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Assertion (A): In first-class levers, increasing the effort arm makes lifting easier. Reason (R): A longer effort arm requires less force to lift the same load.

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Which part of the scissors acts as the fulcrum?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

If the effort arm is longer than the load arm in a first-class lever, what happens?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

In a seesaw, what happens when the fulcrum is moved closer to the heavier child?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

Which of the following is an example of a first-class lever?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

In a first-class lever, where is the fulcrum located?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

What happens when you press a sponge?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

A moving toy car hits a wall and stops. What caused the toy car to stop?

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

A student tries lifting a heavy stone with a short crowbar and fails. What should he do to make lifting easier

Science Other 0 0 answers 0%
by Y.JESSICA GEONA RAJ · Class 7

A painter uses a long-handled scraper to remove old paint from a wall. How does increasing the handle length help?

Science Other 0 0 answers 0%

1 2 3 4 5 ... 18

70%