Understanding Forces and Motion - Questions

Competency Goal 4: The learner will conduct investigations and use appropriate technologies to build an understanding of forces and motion in technological designs.


Questions:

1. The push or pull that causes an object to move, stop, or change direction.

A.  Work C.  friction
B.  Power D.  force

2.  The use of force to move an object a distance is__________.

A.  gravitation C.  work
B.  acceleration D.  force

3.  The force that pulls objects towards each other is____________.

A.  gravity C.  magnetism
B.  net force D.  friction

4.  What is the property of matter that keeps it moving in a straight line or keeps it at rest?

A.  work C.  power
B.  inertia D.  velocity

5.  Two people lean toawrd each other pressing hands together. Neither person changes position. This is an example of ____________.

A.  met force
B.  power
C.  unbalanced forces
D.  balanced forces

6.  A force that opposes or acts against motion when two surfaces rub together is ____________.

A.  friction C.  power
B.  gravitation D.  inertia

7.  Pushing or pulling between magnetic poles is an example of ____________.

A.  gravitation C.  magnetism
B.  velocity D.  acceleration

8.  A person standing completely still has ____________ energy.

A.  work C.  potential
B.  kinetic D.  power

9.  One opposing force being greater than another is an example of a/an ____________ force.

A.  balanced C.  unbalanced
B.  power D.  momentum

10.  An objects speed in a particular direction is ____________.

A.  velocity C. work
B.  force D.  gravitation