Q.1
A box weighs 100 N. It exerts a pressure of 25 Pa on a table. What is the area of the box in contact with the table?
  • 4 mm2
  • 4 cm2
  • 4 m2
  • 4 km2
Q.2
A box weighs 20 N. It exerts a pressure of 2 Pa on a table. What is the area of the box in contact with the table?
  • 10 cm2
  • 0.1 m2
  • 10 m2
  • 40 m2
Q.3
A skier weighs 600 N and exerts a pressure of 2,500 Pa on the snow. What is the area of the skis?
  • 0.12 m2
  • 0.24 m2
  • 1.2 m2
  • 4.2 m2
Q.4
A skier weighs 600 N, lifts one ski up and exerts a pressure of 5,000 Pa on the snow. What is the area of one of the skis?
  • 0.12 m2
  • 0.24 m2
  • 0.48 m2
  • 1.2 m2
Q.5
A student weighs 500 N, standing on two feet she exerts a pressure of 25,000 Pa on the ground. What is the area of one foot?
  • 50 cm2
  • 0.005 m2
  • 0.01 m2
  • 0.02 m2
Q.6
One box weighing 60 N is put on top of one weighing 120 N. The pressure they exert is 180 Pa. What is the area touching the ground?
  • 0.67 m2
  • 1 m2
  • 2 m2
  • 3 m2
Q.7
A 60,000N elephant can stand on one foot! The pressure it exerts is 240,000 Pa. What is the area of its foot?
  • 0.16 m2
  • 0.24 m2
  • 0.25 m2
  • 4 m2
Q.8
Camels have big feet so they don't sink into soft sand because .......
  • they have a large area so the pressure is large
  • they have a large area so the pressure is small
  • they have a small area so the pressure is large
  • they have a small area so the pressure is small
Q.9
A sharp knife cuts well because .......
  • it has a large area so pressure is large
  • it has a large area so pressure is small
  • it has a small area so pressure is large
  • it has a small area so pressure is small
Q.10
Doubling the force and doubling the pressure mean .......
  • that area doubles
  • that area gets larger
  • that area gets smaller
  • that area stays the same
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