WorksheetsFinal Exam Practice Forces and motion
Total questions: 31
Worksheet time: 16mins
According to Newton's First Law, what happens to a toy car at rest if no unbalanced forces act on it?
It will move at a constant speed.
It will remain at rest.
It will accelerate.
It will decrease in mass.
On what does the inertia of an object depend?
Its color
Its texture
Its mass
Its temperature
Why is it important to wear seat belts according to Newton's First Law of Motion?
It increases the car's speed.
It keeps you moving forward at the same speed when the car stops suddenly.
It makes the car more comfortable.
It changes the car's direction.
What units should be used to measure forces on a rocket?
Newtons
Joules
Watts
Kilograms
When Riley pushes a toy car with a force, what happens to the energy?
It is transferred
It is destroyed
It is created
It remains constant
What is the net force acting on a toy car that started moving unexpectedly?
Zero
Constant
Other than zero
Negative
Matthew and Ava push a toy car from opposite sides with equal force. What is the NET force on the car?
Zero
Positive
Negative
Other than zero
What type of friction occurs when shoes slide against the ground in a tug-of-war?
Sliding friction
Static friction
Fluid friction
Rolling friction
Which type of friction keeps a heavy box at rest when pushed?
Sliding friction
Static friction
Fluid friction
Rolling friction
What type of friction occurs with water on a slide?
Sliding friction
Static friction
Fluid friction
Rolling friction
What type of friction occurs when one toy car rolls over another?
Sliding friction
Static friction
Fluid friction
Rolling friction
What is kinetic energy?
The energy stored due to position
The energy of motion
The energy due to the shape of an object
The energy stored due to height
What type of energy is stored due to Matthew's position at the top of a slide?
Kinetic energy
Thermal energy
Potential energy
Chemical energy
What determines the kinetic energy of Alyssa and Riley as they sprint?
Their favorite colors and the texture of their shoes
Their mass and how fast they are running
The volume of their water bottles and the density of their snacks
Their starting positions and the shape of their running track
What primarily determines the gravitational potential energy of Rick and Morgan's backpacks?
The shape of the backpacks
The temperature of the backpacks
The height of the backpacks above Earth's surface
The velocity of the backpacks
What type of potential energy is stored in a catapult due to its shape?
Kinetic potential energy
Elastic potential energy
Gravitational potential energy
Thermal potential energy
What does the combined mechanical energy of Jack swinging and Claire sitting on a slide include?
Only kinetic energy
Only potential energy
Both potential and kinetic energy
Neither potential nor kinetic energy
What does Newton's Law of Universal Gravitation imply about the interaction between objects in the universe?
Only celestial bodies like stars and planets interact gravitationally.
All objects interact through invisible electromagnetic forces.
All objects in the universe attract each other by gravity.
Objects in the universe repel each other, pushing away like opposite magnets.
What does the acceleration of an object depend on according to Newton's Second Law?
The object's volume
The force applied on the object and its mass
The color and shape of the object
The temperature of the object's environment
Use Newton's Second Law to describe the force on a ball thrown by Maren. Choose the correct equation:
F=ma
E=mc^2
V=IR
pV=nRT
Why might Jack notice his weight changing even though his mass stays the same?
Changes in personal health
Changes in atmospheric pressure
Moving to a location with different gravitational effects
Alterations in body composition
What does "acceleration" mean in physics?
The rate of change in velocity
The rate of change in distance
The rate of change in time
The rate of change in direction only
Grant pushes his toy car towards Lyra's. According to Newton's Third Law, what happens?
Lyra's car does not exert any force back.
Lyra's car exerts a less powerful force back.
Lyra's car exerts an equal and opposite reaction force back.
Lyra's car moves in the direction of the force.
What does the momentum of an object depend on?
Only the object's mass
Only the object's velocity
Both the object's mass and velocity
Neither the object's mass nor velocity
Easton kicks a soccer ball. What is true about the ball's momentum?
The lesser the ball's momentum, the harder it is to stop.
The greater the ball's momentum, the easier it is to stop.
The greater the ball's momentum, the harder it is to stop.
Momentum does not affect how hard it is to stop the ball.
In a zero-gravity game, if Mya and Ben push off each other, what does the Law of Conservation of Momentum say about their total momentum?
The total momentum decreases.
The total momentum increases.
The total momentum stays the same.
The total momentum is unpredictable.
When the cue ball hits another ball in pool, what happens to the momentum according to the law of conservation of momentum?
Momentum is lost.
Momentum is transferred.
Momentum disappears.
Momentum is created.
What type of energy transformation occurs when Grant releases an arrow from his bow?
Chemical to kinetic
Kinetic to potential
Elastic potential to kinetic
Gravitational to thermal
What does the principle of conservation of energy in a closed system state?
Energy is magically created
Energy mysteriously disappears
Energy is sneakily transferred
Energy cannot be created or destroyed, only transformed
Which force keeps planets in orbit around the sun?
Electromagnetic force
Gravitational force
Nuclear force
Frictional force
A resting object like Ava's book on the table will remain at ________ due to inertia.
rest
a constant speed
school
inertia
