A. Choose the letter of the best answer.
1. A change in position relative to a frame of reference is called
A. acceleration B. motion C.speed D.velocity
2. The Earth's movement on its axis is a
A. circular
B. rolling
C.periodic
D.rectilinear
3. A reference point is also called
rectilinear
A. frame of reference
B. position
C. distance
D.force
4. You need a frame of reference to describe your_____
A.motion
B. distance
C. speed
D. position
5.An object moves if there is that is exerted on it.
A. force
B. position
C. frame of reference
D. distance
6. In the phrase "three blocks from the hospital", what is the hospital
A. a position
B. a destination
C. a dimension
D. a reference point
7. A ship is sailing from the port. Compared to which reference point is the
ship in motion?
A. the sea
B. the port
C. the captain of the ship
D. the cargo the ship caries
8. Which shows rectilinear motion?
A. ants moving on the wall
B. ball rolling
C. hands of the clock
D. Earth's revolution
9. To know the _____ of a moving car, we must divide the distance travelled
by the time it has covered.
A.friction
B. gravity
C.force
D.speed
10. It is a push or a pull.
A. friction B. gravity
11, 1 kilometer is equal to __.
A. 1000 meters B.100 cm C.1000mm D. 100 meters
12. The world standard for measurement.
A.tape measure B.Metric System
C.speed D.distance
13.The measure of how far or near two points are from one another,
A.speed B.distance C.time D.measurement
14.Carpenters used it for measuring the length or distance of hollow
blocks.
A.tape measure B.meter stick C. measuring wheel D.ruler
15. Which of the following does NOT belong to the group?

A. aluminum
B.copper
C.plastic
D.iron​