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- California
- Notre Dame High School - Belmont
- Conceptual Physics
- Boardman
- Conceptual Physics Study Guide (2012-13 Boardman)

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Force

Push or pull

Force

needed to change object's state of motion; push or a pull

Net Force

The combination of all forces acting on an object.

Vector

An arrow that represents the magnitude and direction of a quantity.

A single vector can be replaced by two vectors in the X and Y directions. These X and Y vectors are called the resultant of the original

vector.

F

Vector Quantity

Quantity that needs both magnitude and direction for a complete description.

Vector Quantity

A vector is a quantity that has

Scalar Quantity

scalar quantity

scalar quantity

Mechanical Equilibrium

mechanical equilibrium

Mechanical Equilibrium

Mechanical equilibrium

Equilibrium Rule

equilibrium rule

Equilibrium Rule

Equilibrium rule

Equilibrium Rule

Support Force

support force

Support Force

Resultant

Linearity

Direct Proportion

Slope

Parabolic

Scalar Vector

Static Equilibrium

Dynamic Equilibrium

Parallelogram Rule

Scaler Quantity

friction

Friction

inertia

newton's first law

law of inertia

law of inertia

kilograms

Kilograms

mass

weight

Weight

newton

relative

speed

instantaneous speed

average speed

velocity

accelertion

free fall

elapsed time

Newtons 1st Law

componets

resolution

projectile

inversely

newtons 2nd law of motion

fluid

air resistance

free body diagram

pressure

pressure

pascals

terminal speed

What is terminal speed?

terminal velocity

If the net external force acting on a system is zero, then the total momentum of the system is zero.

Impulses are smaller when bouncing takes place.

After a firecracker falling through the air explodes, the net momentum of its fragments decreases.

The padding on car dashboards lengthens the time of a passenger’s impact during a collision.

If a net force acts on a system, the system’s momentum will change.

If the momentum of an object changes and its mass remains constant

The momentum change of an object is equal to the

**A Ping-Pong ball launcher is fired. Compared to the impulse on the ball, the amount of impulse on the**

launcher is

m1 x v1 + m2 x v2 + mt x vt is used to

Impulse is

work is done when a

Work is the product of the force on an object and

Power is the amount of work done divided by

Whenever work is done the energy

Energy is

Energy can neither be

An arrow in a bow has 70 J of potential energy. Assuming no energy loss, how much kinetic energy will it have after it has

been shot?

Work equals the change in

the formula for work is

The net momentum of both objects before and after a collision is the

When objects perfectly bounce of one another, it is an

Impulse is equal to

After an inelastic collision, the objects move

after an elastic collision, the objects

The formula for momentum is

Momentum is (in words)

Whenever one object exerts a force on the second object, the second object exerts

Explain why the accelerations caused by an action force and by a reaction force do

not have to be equal

For every interaction between things, there is always

The rate at which work is done is called power

The energy an object has by virtue of its location is called its potential energy

The energy an object has by virtue of its motion is called its kinetic energy

If Nellie Newton pushes an object with twice the force for twice the distance, she does

How much work is done on a 50-N rock that you lift 10 m straight up?

How much power is expended if you lift a 50-N rock 10 meters in 1 second?

An object that has kinetic energy must be

How much work is done in lifting 30 kg of bricks to a height of 20 m?

When does a pendulum have the most potential energy?

When does a pendulum have the most kinetic energy?

A quantity that has both magnitude and direction is called a scalar

Wind velocity can be represented as a vector quantity.

The vertical component of velocity for a projectile varies with time, even with no air resistance

The horizontal component of velocity for a projectile varies with time, even with no air resistance

When velocity is represented as a vector

What is the minimum resultant possible when adding a 3-unit vector to an 8-unit vector?

What is the maximum resultant possible when adding a 3-unit vector to an 8-unit vector?

Which of the following would NOT be considered a projectile?

the horizontal component of velocity is independent of

Which formula would you use to solve a problem like this:

A boat is rowed at 6.0 km/h directly across a river in water that is flowing at right angles at 8.0 km/h. What is the resulting speed of the boat?

Objects move only when a force is exerted

The acceleration of an object is inversely proportional to the net force acting on it

Air resistance is caused by friction between the air and an object moving through the air.

Pressure is defined as the force one object exerts on another object

The acceleration produced by a net force on an object is

If the force acting on a cart doubles, what happens to the cart’s acceleration?

Pressure is defined as

Which of the following would exert the most pressure on the ground

A tennis ball and a solid steel ball the same size are dropped at the same time. In the absence of air resistance, which ball

has the greater acceleration

Explain why acceleration of an object in free fall does not depend upon the mass of the object

When a skydiver has reached terminal speed, what is the air resistance equal to?

What is the skydiver’s acceleration

A rocketship is pushed forward by gases that are forced out the back of the ship

The earth and moon pull on each other with equal amounts of force

A high school student hits a nail with a hammer. During the collision, there is a force

A woman weighing 500 N sits on the floor. She exerts a force on the floor of

As a 500 N woman sits on the floor, the floor exerts a force on her of

Forces always occur

An unfortunate bug splatters against the windshield of a moving car. Compared to the force of the car on the bug,

the amount of force of the bug on the car is

An unfortunate bug splatters against the windshield of a moving car. Compared to the deceleration of the car, the

deceleration of the bug is

Express Newton's Second Law in a formula

The net force on an object is the combination of all forces that act on it

Suzie holds an apple at rest in her outstretched hand. The force she applies in holding it still

A pair of parallel forces of 8 N and 12 N can have a resultant of

The number of forces that act on a bag of sugar suspended by a weighing scale are

The equilibrium rule, sum of all ��F = 0, applies to

The equilibrium rule, ��F = 0, applies to

**When you press a coiled spring downward, the spring presses upward on your hand with**

When you stand on two bathroom scales, one foot on each scale with weight evenly distributed, each scale

will read

**When Nellie Newton hangs by a pair of vertical ropes, the tension in each rope will be**

The amount of matter in an object is called its weight.

The SI unit force is called the kilogram

Inertia is the reluctance any material object has to change in its state of motion.

The combination of all the forces that act on an object is called the net force.

The astronomer Copernicus was the first person to publicly state that Earth

The law of inertia states that an object

The law of inertia applies to

Which has more mass, a kilogram of feathers or a kilogram of iron?

The rate at which velocity changes with time is called acceleration

The SI unit of acceleration is meters per second

When a car rounds a corner at a constant speed, its acceleration is zero.

As a ball falls freely, the distance it falls each second is the same

When you look at the speedometer in a moving car, you can see the car’s

Acceleration is defined as the CHANGE in

Suppose you are in a car that is going around a curve. The speedometer reads a constant 30 miles per hour. Which of

the following is NOT true?

A ball is thrown straight up. At the top of its path its acceleration is

In science, an educated guess about the answer to a scientific question is called a hypothesis.

A scientific fact is something that is absolute and unchanging.

A hypothesis is scientific if there exists a test for proving it wrong

A scientific fact is

a hypothesis is

A theory is

Which of these is a scientific hypothesis? Why?

To test a scientific hypothesis you would

The difference between a hypothesis and a theory is that a hypothesis

- Meters per second
- revolutions per minute
- revolutions per second
- rotations per second
- rotations per minute

What is the direction of the force that acts on clothes in the spin cycle of a washing machine?

A tin can whirled on the end of s string moves in a circle because

Centrifugal forces are and apparent reality to observers in a reference frame that is

A person weighs less at the equator than at the poles. The reason for this has to do with

A car travels in a circle with constant speed. The net force of the car

Where is the center of gravity of a softball bat located?

When a wrench is slid over a frictionless tabletop, its center of gravity follows

An object will fall over if it's center of gravity is

When you carry a heavy load with one arm, why do you tend to hold your free arm away from your body?

If an object is in unstable equilibrium, any displacement will

If an object is in stable equilibrium, any displacement will

If an object is in neutral equilibrium, any displacement will

The long heavy tail of a spider monkey enables the monkey to easily vary it's

The center of mass of a human body is located at a point

An object thrown in to the air with a spin rotates about its

Torque is defined as

Torque increases when

When a person sitting on a see saw leans in, the seesaw will

To keep two different weights hung from a pole by string balanced, you can make them balanced by

The resistance an object has to changes in it's rotational state of motion is called

Which has more rotational inertia, a bicycle wheel or a solid disk with the same mass and diameter?

A person's rotational inertia is least about

A ring and a disk roll down hill together. Which reaches the bottom first?

When spinning on a carousel, the force exerted on you feels ______

when a ladybug is tossed off the turntable, she travels

The source of all wave motion is

The time needed for a wave to make one complete cycle is its

The distance between successive identical parts of a wave is called its

Sound is an example of a

A longitudinal wave, like a transverse wave, has

When two or more waves are at one place at the same time, the resulting effect is called

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