#1. If you apply a force to move an object a certain distance, what are you doing? ~ Using a simple machine ~ Work ~ Energy ~ Increasing the mechanical Advantage of a machine
# 2. To pry a nail out of a piece of wood, you can apply a force of 50 N to the hammer. The hammer applies a force of 650 N to the nail. What is the mechanical Advantage of the hammer? ~ 10 ~ 11 ~ 15 ~ 13
# 3. To lift a television, you can apply a force of 50 N to a wedge. The wedge applies a force of 480 N to the television. What is the mechanical advantage of the wedge? ~ 10 ~ 12 ~ 15 ~ 22
# 4. To pry a wooden board off of a treehouse, you can apply a force of 50 N to a lever. The lever applies a force of 750 N to the wooden board. What is the mechanical advantage of the lever? ~ 13 ~ 18 ~ 12 ~ 15
Answers to Mini quiz
#1. If you apply a force to move an object a certain distance, what are you doing?
~ Using a simple machine
~ Work
~ Energy
~ Increasing the mechanical Advantage of a machine
# 2. To pry a nail out of a piece of wood, you can apply a force of 50 N to the hammer. The hammer applies a force of 650 N to the nail. What is the mechanical Advantage of the hammer?
~ 10
~ 11
~ 15
~ 13
# 3. To lift a television, you can apply a force of 50 N to a wedge. The wedge applies a force of 480 N to the television. What is the mechanical advantage of the wedge?
~ 10
~ 12
~ 15
~ 22
# 4. To pry a wooden board off of a treehouse, you can apply a force of 50 N to a lever. The lever applies a force of 750 N to the wooden board. What is the mechanical advantage of the lever?
~ 13
~ 18
~ 12
~ 15
Links:
1. Home page
2. Mechanical Advantage
3. Output and Input forces
4. Ideal Mechanical Advantage
5. 8b science
6. Mini Quiz
7. Bibliography