Physics Unit Review Trivia Game. Mass Inertia is a measure of…

Physics Unit Review

Trivia Game

Mass

• Inertia is a measure of…

Distance & Time

• Speed depends on two things. What are they?

Speed & Direction

• Velocity has both _____ and _____.

Friction

• A force that opposes motion is…

9.8 m/s/s

• In free fall, objects fall towards the Earth at an acceleration of…

Mass & Velocity

• Momentum depends on _____ and _____.

Decrease

• With the same amount of force, the acceleration of an object will _____ when the mass increases.

Sliding – Rolling – Fluid – Static

• Name four types of friction.

Position

• Potential energy is the energy of…

Third Law

• Newton’s law that states for every action there is an equal and opposite reaction is the…

0.5 m/s/s

• What is the acceleration of an 80-kg object that is pushed with 40 Newtons?

At the top of the mountain and all the way down the mountain, except for at the very bottom

• When does a snowboarder have potential energy?

False

• When a cue ball hits a billiard ball on a pool table, momentum is lost due to friction. True or False?

Mass & Acceleration

• Newton’s Second Law states that force depends on _____ and _____.

False

• Weight and mass are measures of the same thing. True or False?

50 m/s

• A man bikes 400 meters in 8 seconds. What is his average speed?

When the velocity decreases

• What is negative acceleration?

Reference

• We can detect motion by comparing an object to a _____ point.

Texture of Surface & Amount of Force/Weight

• What two things does friction depend on?

50 m/s north

• Write an example of velocity with proper units

Kilograms (kg)

• Mass is measured in…

Work

• What do we call the ability to move an object in the direction of the force?

Joules

• Energy is measured in…

Inertia

• Newton’s First Law is also called the Law of…

Harder

• An object at rest with more mass is _____ to move than a less massive object also at rest.

Unbalanced Force

• What is needed in order to change the motion of an object?

Net Force

• The combined force acting on an object is called the…

Air Resistance

• Some objects fall more slowly than others due to…

Their Masses & Distance Apart

• The Law of Universal Gravitation states that the gravitational force between two objects depends on…

Increases

• If two objects are moved closer together, then the gravitational pull between them…

Force

• A _____ is a push or pull.

19.6 m/s

• You drop a pencil from the top of a building. After two seconds, what is the speed of the pencil in m/s?

Light Color

• In an experiment to test whether or not different colors of light affect plant growth, what is the independent variable?

Plant Height

• In an experiment to test whether or not different colors of light affect plant growth, what is the dependent variable?

Plant Type, Amount of Water, Amount of Light, etc.

• In an experiment to test whether or not different colors of light affect plant growth, what are two controlled variables?

Numbers

• Make one quantitative observation about the classroom.

Properties

• Make one qualitative observation about the classroom

Accelerates

• When an applied force on an object increases, the object…

False – it could be moving with a constant velocity

• An object has a balanced force acting on it. The object must be at rest. True or False?

They hit the ground at the same time

• A 10-kg object and a 100-kg object are dropped from an airplane at the same time. What happens?