Science Unit 2 "Energy" Test

Last updated 5 months ago

13 questions

9

2

1

2

5

3

1

2

4

Last updated 5 months ago

13 questions

9

2

Velocity is both __________ and __________ 

1

2

Draggable item		Corresponding Item

2

__________ energy becomes __________ energy when an object starts moving.

2

Draggable item		Corresponding Item

2

The kinetic energy of an object depends on __________ and __________

5

3

1

2

4

Match each type of energy with its description

Draggable item		Corresponding Item
Potential Energy		comes from movement
Gravitational Energy		comes from heat
Electromagnetic Energy		comes from a chemical reaction, like eating
Kinetic energy		comes from a nuclear reaction
Nuclear Energy		is associated with light
Mechanical Energy		comes from sound
Sonic Energy		is associated with gravity
Chemical Energy		comes from an object's position
Thermal Energy		comes from motion of a body

Velocity is both __________ and __________ 

lesser

greater

longer

shorter

Draggable item		Corresponding Item
friction		the opposing force of air on a flying object
drag		created when two objects rub against each other

__________ energy becomes __________ energy when an object starts moving.

Draggable item		Corresponding Item
Open circuit
Closed circuit

The kinetic energy of an object depends on __________ and __________

Draggable item		Corresponding Item
warm air rising to the sky		conduction
burning a hand on a metal spoon		radiation
sunlight warming a rock		convection

True

False

very old rocks

liquified sand

prehistoric cars

ancient animals

It will never become depleted

It is cheaper and more powerful

It is easily stored and transported

It causes less air and water pollution

Match each type of energy with its description

Potential Energy

comes from movement

Gravitational Energy

comes from heat

Electromagnetic Energy

comes from a chemical reaction, like eating

Kinetic energy

comes from a nuclear reaction

Nuclear Energy

is associated with light

Mechanical Energy

comes from sound

Sonic Energy

is associated with gravity

Chemical Energy

comes from an object's position

Thermal Energy

comes from motion of a body

The more force applied, the ________ the energy

lesser

greater

longer

shorter

Match each of the following forces to their definitions

friction

the opposing force of air on a flying object

drag

created when two objects rub against each other

Which lamp has a closed circuit?  Which lamp has an open circuit? 

Open circuit

Closed circuit

Sort the objects with the least (top) to the most (bottom) kinetic energy

Match each example to the type of heat transfer that it represents.

warm air rising to the sky

conduction

burning a hand on a metal spoon

radiation

sunlight warming a rock

convection

Sound is an efficient way to send information

True

False

What is the source of petroleum?

very old rocks

liquified sand

prehistoric cars

ancient animals

Select all that apply:  Why is nonrenewable energy favored over renewable energy?

It will never become depleted

It is cheaper and more powerful

It is easily stored and transported

It causes less air and water pollution

Match each type of energy to its source

water falling through a dam

radiation from the sun

ocean waves and tides

heat from Earth's core

Geothermal

Solar

Hydropower

Hydroelectric