1.Which of the following can describes a wedge? *
1 point
a. it can pull objects up and down.
b. A ramp with one end higher than the other end
c. A flat surface with one end higher than the other.
d. It can cut, tear or break something into two or more.
2. A seesaw is a kind of what simple machine? *
1 point
a. lever
b. wedge
c. screw
d. inclined plane
3. Which of these is not an example of an inclined plane? *
1 point
a. ladder
b. wall
c. stairs
d. skyway
4. A simple machine have sharp edge and is usually used for cutting or splitting objects. *
1 point
a. lever
b. wedge
c. inclined plane
d. screw
5. Which is an example of someone using a simple machine to do work? *
1 point
a. a boy runs across a football field
b. a banker counts money
c. a mother pushes a stroller up a ramp into a building
d. a girl eats a sandwich​