Chapter 4 Quiz 2 Flashcards
1
Q
A bar that turns on a point
A
lever
2
Q
A wheel with a grove that can hold a rope
A
pulley
3
Q
One or more inclined plaines used to force materials apart
A
wedge
4
Q
An inclined plan wound around an axle
A
screw
5
Q
A flat, sloped surface
A
inclined plane
6
Q
A wheel with a rod running through it
A
wheel and axle
7
Q
An incline plane lets you use less force to move an object because the load moves a greater _____________
A
distance
8
Q
A fixed pulled changes the ___________________ of the force needed to life the load
A
direction
9
Q
A block and tackle allows you to use _______ force when lifting an objected because the rope moves a __________ distance
A
less
greater
10
Q
Christians glorify God when they invent machines that help ____________
A
others
