Quiz about 7.p.1.4 7.p.2.1 7.p.2.2 7.p.2.3

Question 1

What is this graph showing?

Accepted Answer

Gradually speeding up

Answer

Gradually slowing down

Answer

Constant speed

Answer

Stopped

Question 2

What is this graph showing?

Accepted Answer

Slow constant speed

Answer

Fast constant speed

Answer

Accelerating

Answer

At rest

Question 3

What is this graph showing?

Accepted Answer

At rest

Answer

Acceleration

Answer

Constant speed of 1 m/s

Answer

Gradually speeding up

Question 4

Potential energy depends on the ________ and ________ of the object.

Accepted Answer

Height (position)

Accepted Answer

Mass

Answer

Speed

Answer

Friction

Question 5

Which point has the most potential energy?

Accepted Answer

A

Answer

G

Answer

F

Answer

B

Question 6

At which point of the roller coaster is potential energy the greatest?

Accepted Answer

W

Answer

X

Answer

Y

Answer

Z

Question 7

Kinetic energy depends on the ________ and ________ of the object.

Accepted Answer

Mass

Accepted Answer

Speed

Answer

Height (position)

Answer

Friction

Question 8

What is energy?

Accepted Answer

ability to do work

Answer

rate of work

Answer

Motion of an object

Answer

force over time

Question 9

The food you eat provides your body with ______________energy.

Accepted Answer

chemical

Answer

nuclear

Answer

heat

Answer

radiant

Question 10

A lamp begins with electrical energy when plugged in and turns into _________ energy when the light comes on.

Accepted Answer

radiant

Answer

mechanical

Answer

kinetic

Answer

sound

Question 11

Which of the following energy transformations occur when the lamp is plugged into the outlet and the bulb is inserted into the lamp?

Accepted Answer

electrical - light - thermal

Answer

thermal - electrical - light

Answer

light - thermal - electrical

Answer

electrical - thermal - light

Question 12

Two friends decide to go to the park and watch a movie on a computer. The computer runs on battery power. What energy transformation is occurring from the battery to the light being given off by the computer?

Accepted Answer

chemical - electrical - light

Answer

chemical - light - sound

Answer

mechanical - chemical - electrical

Answer

mechanical - electrical - light

Question 13

What type of energy is stored in batteries or food?

Accepted Answer

Chemical energy

Answer

Potential energy

Answer

Thermal energy

Answer

Mechanical energy

Question 14

Our bodies convert chemical energy into

Accepted Answer

mechanical energy.

Answer

light energy.

Answer

radiant energy.

Answer

thermal energy.

Question 15

Which of the following shows the best examples of the energy conversion in a battery powered flashlight?

Accepted Answer

Chemical >>> Electrical >>> Radiant

Answer

Electrical >>> Mechanical >>> Chemical

Answer

Mechanical >>> Radiant >>> Electrical

Answer

Radiant >>> Electrical >>> Chemical

Question 16

What type of energy do springs and stretched rubber bands store?

Accepted Answer

elastic potential

Answer

thermal kinetic

Answer

electrical kinetic

Answer

gravitational potential

Question 17

We played Jenga the other night. The wooden piece at the top has the greatest amount of ____ potential energy.

Accepted Answer

gravitational

Answer

falling

Answer

elastic

Answer

chemical

Question 18

An example of electrical energy transforming to thermal energy is

Accepted Answer

using a toaster.

Answer

a fire burning.

Answer

burning coal.

Answer

lighting a candle.

Question 19

Mechanical energy is the_____________________.

Accepted Answer

energy of motion

Answer

energy to do work

Answer

energy of cats

Answer

energy of only machines

Question 20

Energy like mass can not be _______________.

Accepted Answer

created or destroyed

Answer

created or played

Answer

bothered

Answer

choose another answer not this one ok.

Question 21

A student wants to use the diagram below to explain what happens when the light bulb turns on. How could she best explain what is happening?

Accepted Answer

Electric energy is transformed to light energy.

Answer

Light energy is transformed to electric energy.

Answer

Electric energy is transformed to motion energy.

Answer

Motion energy is transformed to electric energy.

Question 22

Sally is creating a model to show what happens when electricity is used.  She decided to show the motor spinning below as her model. How could she best explain what is happening?

Accepted Answer

Electric energy is transformed into energy of motion.

Answer

Heat energy is transformed into energy of motion.

Answer

Heat energy is transformed into electric energy.

Answer

Electric energy is transformed into light energy.

Question 23

What is an insulator?

Accepted Answer

A material which does not allow electricity to go through it

Answer

The area of a conductor through which a current is able to move

Answer

The amount of devices which are in a circuit

Answer

A battery or other device which provides energy for a circuit

Question 24

The 3 main parts of a series circuit are:

Accepted Answer

battery, device, conductor

Answer

battery, fuse, switch

Answer

light bulb, glass, on/off button

Answer

plastic, bulb, wires

Question 25

A drawn bow possesses mechanical energy in the form of _______________. After the arrow is released, the energy is transformed into _________________.

Accepted Answer

elastic potential energy; kinetic energy

Answer

potential energy; mechanical energy

Answer

gravitational potential energy; kinetic energy

Answer

elastic kinetic energy; mechanical kinetic energy

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science