1. An incline conserves energy and effort, but it increases

the speed.
the distance.
color.
heat.
durability.

2. What kind of a road uses an incline?

a highway
a serpentine road
a railway
a gravel road
a speedway

3. Wedges are often used

as weights.
as hammers.
as filling.
to split things.
to scratch things

4. Which of the following tools is an example of a wedge?

a saw
a hammer
an eraser
a drill
a chisel

5. Which of the following things is a wedge that has been twisted around an axle?

a nail
a knife
a chisel
a screw
a needle