Which of the following are ways to measure movement?
Direction, time, prediction
Prediction, time, speed
Direction, distance, speed
Distance, time, speed
A force that happens when an object rubs another object is called ____________
Gravity
Friction
Magnetism
A child pushes a box around the room. (This is an example of ______________.)
Unbalanced forces
Chemical energy
Balanced forces
Potential energy
Balanced forces cancel each other out when acting on an object.
True
False
Hitting a nail with a hammer is a _____________.
Push
Crash
Pull
Strike
A force is a ___________________.
A pull between two objects
The amount of gravity between two objects
Pushing
Push or a pull
_________________ forces act on an unmoving object.
Unbalanced
Balanced
An object will have a change in motion when the forces acting on it are __________________.
Equal
Not equal
__________________ is necessary to move a car compared with a bicycle.
The same force
No force
Less force
More force
Objects can only move on a straight line.
False
True
Motion is the process of change in an objects ______________.
Distance
Speed
Movement
Position
Two children are holding one end of a rope each. They pull on the rope in opposite directions. The rope is not moving. What conclusion can be made about the forces that the children apply on the rope?
Forces are balanced. Children have same amount of strength.
Jacob is walking a small dog and a big dog. Suddenly, both dogs pull on opposite directions. Which direction will Jacob be pulled?
Towards the dog that applies more force
Towards the smaller dog
In the opposite direction of the dog that applies more force
Towards the bigger dog
The forces that make an object move are called __________________ forces.
Unbalanced
Balanced
The location of an object
position
