Forces Review (From Textbook)
  • 1. Friction is present whenever surfaces _________
A) are smooth
B) touch
C) look like simple machines
D) break open
  • 2. Objects weigh more on Earth than they do the _________
A) Milky Way
B) sun
C) moon
D) ocean
  • 3. The force on a magnet is called __________________
A) magnetic force
B) supernatural force
C) magneto
D) kryptonite
  • 4. Forces that act on an object but cancel each other out are called ___________
A) balanced forces
B) air forces
C) force fields
D) unbalanced forces
  • 5. Ships made of steel are still able to float
A) false
B) True
  • 6. Levers have _________ parts
A) four
B) three
C) one
D) two
  • 7. An inclined plane allows you to use ___________ force over a distance to make work easier
A) less
B) more
C) 2 times as much
D) No
  • 8. Which simple machine does a flagpole make use of?
A) lever
B) pulley
C) inclined plane
D) screw
  • 9. Which simple machine makes up a pencil sharpener? (the one mounted on the wall)
A) wheel and axle
B) pulley
C) inclined plane
D) lawn tractor
  • 10. Machines reduce the amount of work needed to do a job
A) False
B) True
  • 11. A knife and chisel are both ____________
A) pulleys
B) screws
C) inclined planes
D) wedges
  • 12. What causes a ship to float in water?
A) Aquaman
B) buoyant force
C) fish
D) magnetic force
  • 13. Which simple machine is part of a screw?
A) wheel and axle
B) pulley
C) inclined plane
D) fulcrum
  • 14. Work uses force to move an object through a _________
A) distance
B) pulley
C) magnetic field
D) wall
  • 15. A ____________ is an example of a simple machine called an inclined plane
A) car
B) ramp
C) flagpole
D) pencil sharpener
Alunos que fizeram este teste também fizeram :

Criado com That Quiz — página com testes de matemática para alunos.