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9 Forces and their effects

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Question 23

A cleaner presses a sponge vertically upwards against the underside of a horizontal shelf.

Which statement describes the normal contact force that the sponge experiences at the shelf?

[1]
A

The shelf pushes vertically upwards on the sponge.

B

The shelf pushes vertically downwards on the sponge.

C

The sponge pushes vertically downwards on the shelf.

D

The sponge pushes vertically upwards on the shelf.

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9 Forces and their effects Questions

  1. GCSE
  2. /Physics
  3. /9 Forces and their effects

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