Quiz about SS2 Extra Credit Q1

Question 1

True or false: work is performed even when the object doesn't move.

Accepted Answer

False

Answer

True

Question 2

What unit is used to measure force?

Accepted Answer

Newtons

Answer

Joules

Answer

Watts

Answer

Grams

Question 3

Also known as the Law of Inertia

Accepted Answer

Newton's First Law

Answer

Newton's Second Law

Answer

Newton's Third Law

Question 4

An object at rest will remain at rest unless acted on by an unbalanced force.

Accepted Answer

Newton's First Law

Answer

Newton's Second Law

Answer

Newton's Third Law

Question 5

Force= mass x acceleration

Accepted Answer

Newton's Second Law

Answer

Newton's First Law

Answer

Newton's Third Law

Question 6

More force is needed to move heavier objects.

Accepted Answer

Newton's Second Law

Answer

Newton's First Law

Answer

Newton's Third Law

Question 7

For every action there is an equal and opposite reaction.

Accepted Answer

Newton's Third Law

Answer

Newton's First Law

Answer

Newton's Second Law

Question 8

Forces are always paired.

Accepted Answer

Newton's Third Law

Answer

Newton's First Law

Answer

Newton's Second Law

Question 9

As a fish pushed water behind it, they are propelled forward.

Accepted Answer

Newton's Third Law

Answer

Newton's First Law

Answer

Newton's Second Law

Question 10

The force needed by the brakes to slow down a moving race car must be greater as the mass of the car increases. This is why race cars are made of lightweight materials.

Accepted Answer

Newton's Second Law

Answer

Newton's First Law

Answer

Newton's Third Law

Question 11

If an alien were to throw a basketball in outer space, the ball would travel forever in the same direction and at the same speed.

Accepted Answer

Newton's First Law

Answer

Newton's Second Law

Answer

Newton's Third Law

Question 12

Which statement would most likely match this graph?

Accepted Answer

Ms. Simon leaves her house at 8:00 to go to visit a friend who lives 60km away. She stays for 4 hours and then drives back home.

Answer

Ms. Hundley runs 60 km in 7 hours.

Answer

Mr. Rodney drives his car 60 km at a constant speed for 4 hours.

Answer

Ms. Skipper leaves her house at 8:00 to go to visit a friend who lives 60km away, and then drives back home.

Question 13

How would you describe the motion of this object?

Accepted Answer

it is traveling at a constant rate

Answer

it is not moving

Answer

it is showing negative acceleration

Answer

it is showing positive direction

Question 14

Which of the following is the best definition of acceleration?

Accepted Answer

The rate of change of direction

Answer

The distance an object travel per unit of time

Answer

Speed in a given direction

Answer

Rate of change in velocity

Question 15

Which of the following is the best definition of speed?

Accepted Answer

The distance an object travel per unit of time

Answer

Speed in a given direction

Answer

The rate of change of direction

Answer

Rate of change in velocity

Question 16

Which of the following is the best definition of velocity?

Accepted Answer

Speed in a given direction

Answer

The distance an object travel per unit of time

Answer

The rate of change of direction

Answer

Rate of change in velocity

Question 17

Ms. Simon is taking Poppy on a 10km hike. They find a little creek to stop at and Poppy plays in the water for 30 minutes. They start to head back to the car, but then Ms. Simon trips on a root and sprains her ankle. Which graph best represents this (unrealistic because Ms. Simon would never be in nature) scenario?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Question 18

Use the graph to answer the following question. Which person (1, 2, or 3) did not move?

Accepted Answer

3

Answer

1

Answer

2

Question 19

What is a renewable resource?

Accepted Answer

a resource that can regenerate or be replenished by natural cycles

Answer

a resource that exist in a finite amount

Answer

a resource that cannot be regenerated or replenished

Answer

both b and c

Question 20

What is a nonrenewable resource?

Accepted Answer

(d) both b and c

Answer

(a) a resource that can regenerate or be replenished by natural cycles

Answer

(b) a resource that exists in a finite amount

Answer

(c) a resource that cannot be regenerated or replenished

Question 21

Which of the following is a renewable resource?

Accepted Answer

water

Answer

fossil fuels

Answer

metals

Answer

minerals

Question 22

True or false: both renewable and nonrenewable resources are considered to be natural resources.

Accepted Answer

True

Answer

False

Question 23

Which of the following is NOT considered to be a fossil fuel?

Accepted Answer

sunlight

Answer

coal

Answer

oil

Answer

natural gas

Question 24

True or false: a renewable resource can become a nonrenewable resource the source is used up faster than it can be replenished.

Accepted Answer

True

Answer

False

Question 25

Which of the following is a synonym for finite?

Accepted Answer

limited

Answer

unlimited

Answer

limitless

Answer

indefinite

Question 26

Is copper a renewable or nonrenewable energy resource?

Accepted Answer

nonrenewable

Answer

renewable

Question 27

Is nuclear energy a renewable or nonrenewable energy resource?

Accepted Answer

nonrenewable

Answer

renewable

Question 28

Is methane a renewable or nonrenewable energy resource?

Accepted Answer

renewable

Answer

nonrenewable

Question 29

What is an example of thermal energy?

Accepted Answer

cooking food on a grill

Answer

nuclear power plants

Answer

a roller coaster

Answer

eating a burrito

Question 30

What is an example of chemical energy?

Accepted Answer

batteries

Answer

energy from the sun

Answer

wind turbines

Answer

running up a flight of stairs

Question 31

What is an example of electromagnetic energy?

Accepted Answer

x-rays

Answer

a plug in an outlet

Answer

a ball at the top of a hill

Answer

doing jumping jacks

Question 32

What is an example of electrical energy?

Accepted Answer

a light bulb

Answer

energy from the sun

Answer

swinging on a swing set

Answer

rolling a bowling ball

Question 33

What is an example of mechanical energy?

Accepted Answer

hitting a tennis ball

Answer

a flashlight

Answer

a fire burning

Answer

ice melting

Question 34

True or false: mechanical energy can be potential or kinetic energy.

Accepted Answer

True

Answer

False

Question 35

Where in an atom is nuclear energy stored?

Accepted Answer

in the nucleus

Answer

in the cytoplasm

Answer

in the electrons

Answer

in the cell membrane

Question 36

Which of the following is the best definition of potential energy?

Accepted Answer

energy that is stored based on an object's position

Answer

energy of motion

Answer

energy released when chemical bonds are broken

Answer

heat energy

Question 37

Which of the following is the best definition of kinetic energy?

Accepted Answer

energy of motion

Answer

energy that is stored based on an object's position

Answer

energy of objects at rest

Answer

energy stored in chemical bonds

Question 38

True or false: for thermal energy to be demonstrated an object has to burn.

Accepted Answer

False

Answer

True

Question 39

Which of these objects converts light to CHEMICAL energy?

Accepted Answer

corn

Answer

ethanol plant

Answer

light bulb

Answer

solar cell

Question 40

Which energy path shows one way energy can get to a light bulb?

Accepted Answer

All of the above

Answer

sun-->water-->dam-->light bulb

Answer

sun-->air-->wind turbine-->light bulb

Answer

sun-->corn-->ethanol plant-->light bulb

Question 41

What source of energy CAUSES winds to blow around the Earth?

Accepted Answer

the Sun

Answer

wind turbines

Answer

the ocean

Answer

a chicken

Question 42

What is electrical energy converted to inside of a toaster?

Accepted Answer

thermal energy and light

Answer

nuclear energy

Answer

chemical energy

Answer

kinetic energy

Question 43

What do wind turbines, hydroelectric dams, and ethanol plants have in common?

Accepted Answer

All use generators to produce electrical current

Answer

All produce electrical current without pollution

Answer

All convert gravitational potential energy to electrical current

Answer

All convert thermal energy to electrical current

Question 44

Which of the following best describes CONDUCTION?

Accepted Answer

When heat transfers from objects that are touching.

Answer

When heat is transferred through waves of heat across a distance.

Answer

When heat is transferred through circulation of liquid or gases

Question 45

__________ is the transfer of heat by the movement of a fluid.

Accepted Answer

Convection

Answer

Conduction

Answer

Radiation

Question 46

The kind of heat transfer that travels through space in electromagnetic waves is called

Accepted Answer

radiation

Answer

convection

Answer

conduction

Answer

insulation

Question 47

How does heat move?

Accepted Answer

from a warmer to a cooler object

Answer

from a cooler to a warmer object

Answer

toward a hot object

Answer

away from a cold object

Question 48

How is energy from the Sun transferred?

Accepted Answer

by radiation

Answer

by conduction

Answer

by convection

Answer

by the force of gravity

Question 49

When you heat up an object, the particles in the object move _________.

Accepted Answer

faster

Answer

the same speed

Answer

slower

Question 50

Two fluids, one warm and one cold, mix. The warm fluid rises and the cool fluid sinks. This is an example of:

Accepted Answer

Convection

Answer

Radiation

Answer

Conduction

Answer

velocity

Question 51

What is true of two objects when heat is passed between them?

Accepted Answer

They are at different temperatures.

Answer

They are both hot.

Answer

They are both large.

Answer

They have a lot of energy.

Question 52

A rocket's upward motion that is caused by the downward force of burning fuel is an example of which of Newton's Laws of Motion?

Accepted Answer

3rd

Answer

2nd

Answer

4th

Answer

1st

Question 53

A car manufacturer reduces the mass of a car by 250kg. If the new design is otherwise identical to the old design, how will the new car compare to the old car?

Accepted Answer

it will need less force to move

Answer

it will release more gas emissions

Answer

it will require more fuel to operate

Answer

it will have a greater gravitational attraction to the road

Question 54

What causes the skier to move forward?

Accepted Answer

the skier pushes the poles against the snow

Answer

the skier's arms move backward

Answer

the skier's legs move forward over the snow

Answer

the skier leans his body forward

Question 55

A ball on a cart is moving at a rate of 2 m/s. The cart suddenly stops and the ball continues to travel in the same direction at the same speed. Which of Newton's laws is this an example of?

Accepted Answer

1st

Answer

3rd

Answer

gravity

Answer

2nd

Question 56

Which of these is an example of Newton's first law?

Accepted Answer

a person standing on a bus moves backward when the bus suddenly moves forward

Answer

a baseball hit with a baseball bat travels faster than a bowling ball hit with the same force

Answer

a basketball bounces on the ground with the same force that the ground pushes up on the ball

Answer

a person jumps to a dock from a boat, and the boat moves away from the dock

Question 57

Angela blows air into a balloon and holds the end of it closed with her fingers. When she lets go of the end of the balloon, Angela observes that the release of air propels the balloon. The propelling of the balloon from the release of the air is an example of which of Newton's laws?

Accepted Answer

for every action, there is an equal and opposite reaction

Answer

a force of attraction exists between any two objects with mass

Answer

the force of an object is the product of its mass multiplied by its acceleration

Answer

an object in motion tends to stay in motion unless an unbalanced force acts upon it

Question 58

A student walking quickly while carrying an orange on his lunch tray suddenly stops. The orange will most likely roll off the tray due to

Accepted Answer

the inertia of the orange

Answer

centripetal force of the orange

Answer

the friction acting on the orange

Answer

the balanced forces acting on the orange

Question 59

During a collision a seat belt slows the speed of a crash dummy. What is the direction of the force of the seat belt compared to the direction of the crash dummy's motion?

Accepted Answer

in the opposite direction

Answer

in the same direction

Answer

in a vertical direction

Answer

in a downward direction

Question 60

A car with a mass of 1650kg accelerates at a rate of 4.0 m/s2. How much force is the car's engine producing?

Accepted Answer

6,600 N

Answer

412.5 N

Answer

1,646 N

Answer

1654 N

Question 61

A little boy pushes a wagon with a dog in it. The mass of the dog and the wagon together is 45 kg. The wagon accelerates at 0.83 m/s2. What force is the boy pulling with?

Accepted Answer

37.35 N

Answer

54.22 N

Answer

45.83 N

Answer

54.22 m/s

Question 62

A pot is placed directly on the stove top. What type of energy transfer is happening?

Accepted Answer

conduction

Answer

convection

Answer

radiation

Answer

electric

Question 63

A lizard lays on a rock to keep warm at night. What type of energy transfer is happening?

Accepted Answer

conduction

Answer

convection

Answer

radiation

Answer

chemical

Question 64

What type of heat transfer made the rock hot enough to keep the lizard warm?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Answer

non-renewable

SS2 Extra Credit Q1

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