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24 questions
When a student runs and kicks a ball, they have applied an ___________ force to move the ball.
Balanced
Magnetic
Spring
Unbalanced
If the earth did not have _________, it would be impossible for humans to do anything because we would not be able to sit, stand, or walk around.
weight
the 3rd law of motion
ice cream
gravity
Standing in line is an example of a ________ ________ since you are not moving forward, backward, or sideways.
negative acceleration
balanced force
unbalanced force
1st law of motion
Observe what happens to the motion of the penny. Which of Newton's Laws does this represent?
Observe lo que sucede con el movimiento del centavo. ¿Cuál de las leyes de Newton representa esto?
Newton's 1st Law, inertia
Newton's 2nd Law, Force = m x a
Newton's 3rd Law, action/reaction
Watch the first marble as it collides with the second marble . Which of Newton's Laws does this represent?
Observar cómo choca la primera canica con la segunda canica. ¿Cuál de las leyes de Newton representa esto?
Newton's 1st Law, inertia
Newton's 2nd Law, Force = m x a
Newton's 3rd Law, action/reaction
Newton's third law states that any action will have a(n) _______ and ______ reaction
equal and same
equal and opposite
equal and equal to
Which type of force(s) will cause a change in an object's motion?
gravity
balanced forces
unbalanced force
net force
Whenever an object is moving, there is always this force opposing the motion:
inertia
momentum
friction
applied force
What is the NET FORCE of this diagram?
17 N, right
17 N, left
23 N, right
12 N, up
This object would be moving (pick all that are correct):
up
down
left
right
Which of the following is true about this free-body diagram?
the forces are are balanced
the object is free-falling
the object is moving upward
the forces are unbalanced
The force of gravity acting on an object is the object's ______.
mass
matter
weight
friction
Define the following:
Force
Friction
applied force
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