Design a simple experimental investigation that tests the effect of force on an object in a system such as a car on a ramp or a balloon rocket on a string.
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Q 1/7
Score 0
What happens to an object when equal forces are acting on it in opposite directions?
30
The object slows down.
The object speeds up.
The object stays in place or continues to move at a constant speed.
The object changes direction.
Q 2/7
Score 0
How do forces that are not equal and opposite affect an object's motion?
30
They make the object disappear.
They have no effect on the object.
They make the object heavier.
They cause the object to change its speed or direction.
7 questions
Q.
What happens to an object when equal forces are acting on it in opposite directions?
1
30 sec
SCI.5.7A
Q.
How do forces that are not equal and opposite affect an object's motion?
2
30 sec
SCI.5.7A
Q.
How does friction affect the motion of an object moving on a surface?
3
30 sec
SCI.5.7A
Q.
If one force is stronger than the other, what is the resulting movement of the object?
4
30 sec
SCI.5.7A
Q.
If you want to test the effect of force on a toy car moving down a ramp, what could you change in your experiment to apply different forces?
5
30 sec
SCI.5.7B
Q.
If you want to demonstrate the effect of force on a toy car using a ramp, which factor would you change to apply different amounts of force?
6
30 sec
SCI.5.7B
Q.
Which variable should be changed to test how force affects the distance a balloon rocket travels along a string?
