Worksheets4th - 3 laws of motion
Total questions: 10
Worksheet time: 7mins
1st law. Complete the definition: "An object at rest stays at rest, and an object in motion stays in motion...
With the same speed and direction... Unless acted upon by an unbalanced force."
With more speed and direction... Unless acted upon by an unbalanced force."
With less speed and direction... Unless acted upon by an unbalanced force."
With the same speed and direction... Unless acted upon by a balanced force."
1st law. Complete the definition: "Objects continue to do what they're doing unless...
Some external unbalanced force acts on them"
Some external balanced force acts on them"
Some interrnal unbalanced force acts on them"
Some internal balanced force acts on them"
1st law. Complete the statement: "No matter the size, if there is not an external force,
the object will not move"
the object will move"
The object will stay"
the object will not know what to do"
1st law. Complete the statement: "No matter the size, if the object is already moving,
it is difficult to stop it or change its direction"
it is impossinle to stop it"
it is impossible to change its direction"
it is difficult to make it move faster"
2nd law. Define: Acceleration.
Change in speed (increasing or decreasing).
Change in motion (increasing or decreasing).
increase of the speed.
decrease of the speed.
2nd law. Acceleration always require:
Force.
Direction.
Speed.
Measure.
What is the unit to measure force?
Newtons (N)
Meters (m)
Kilograms (Kg)
Strongs (S)
3rd law. Complete the definition: "Every action has...
an equal and opposite reaction."
an equal and possitive reaction."
an equal and simmilar reaction."
unequal and opposite reaction."
Select all the correct answers. Examples of Newton's 3rd law.
Walking.
Swimming.
Birds flwying.
Select true or false.
Newton's three laws of motion only apply on Earth due to the gravity.
True
False
