Question 1

What poles on a magnet REPEL?

Accepted Answer

North and North

Answer

Positive and Negative

Answer

Negative and Negative

Answer

North and South

Question 2

What two factors affect gravitational potential energy

Accepted Answer

The amount of MASS and object has and its HEIGHT off the ground

Answer

The amount of CHARGE and POLES

Answer

The chemical bonds and energy

Answer

The type of material and PULL

Question 3

If you are traveling EAST in a car, what direction do the trees look like they are going?

Accepted Answer

WEST

Answer

EAST

Answer

SOUTH

Answer

NORTH

Question 4

Describe the speed of this object.

Accepted Answer

This object is traveling at a constant speed.

Answer

This object is falling and speeding up

Answer

This object is turning left and slowing down

Answer

This object is slowing down to the right

Question 5

This car is traveling to the right.  What is happening to its speed?

Accepted Answer

It is speeding up.

Answer

It is traveling at a constant speed

Answer

It is slowing down.

Answer

It is falling

Question 6

This car is driving to the RIGHT.  Describe its speed.

Accepted Answer

The car is slowing down because the friction arrow is the longest arrow.

Answer

The car is traveling at a constant speed.

Answer

The car is parked.

Answer

The car is speeding up.

Question 7

If the forces are BALANCED, what does that mean?

Accepted Answer

The object is moving at a constant speed.

Answer

The object is speeding up.

Answer

The object is slowing down.

Answer

The object is falling quickly.

Question 8

If the forces are UNBALANCED, what does that mean?

Accepted Answer

The object is speeding up OR slowing down

Answer

The object is sitting still

Answer

The object disappears.

Answer

The object is moving at a constant speed.

Question 9

What two magnetic poles ATTRACT each other?

Accepted Answer

North and South

Answer

Positive and Negative

Answer

North and North

Answer

South and South

Question 10

How does distance affect the strength of a magnetic field?

Accepted Answer

As distance increases, the strength of the field decreases.

Answer

As distance increases, the strength increases

Answer

As distance decreases, the strength decreases.

Question 11

What electric charges repel each other?

Accepted Answer

Positive and Positive OR Negative and Negative

Answer

East and West

Answer

Positive and Negative

Answer

North and South

Question 12

How can you make this simple electromagnet stronger.

Accepted Answer

Add more coils.

Answer

Remove the nail

Answer

Take away the wire

Answer

Make the battery smaller

Question 13

What type of energy conversion happens in a generator?

Accepted Answer

It converts MECHANICAL energy to ELECTRICAL energy.

Answer

It converts CHEMICAL to PHYSICAL energy.

Answer

It converts ELECTRICAL to WIND energy

Answer

It converts ELECTRICAL to MECHANICAL energy

Question 14

What happens in a motor?

Accepted Answer

It converts ELECTRICAL to MECHANICAL energy. (You plug it in and something spins)

Answer

It converts POTENTIAL to KINETIC energy.

Answer

It converts MECHANCIAL to ELECTRICAL.  (It makes electricity).

Question 15

Describe P waves.

Accepted Answer

They are the first and fastest waves.  They can travel through solids and liquids.

Answer

They are the second and slowest waves.  They travel through liquid only.

Answer

They are the first and slowest waves that only travel through solids.

Answer

They are the third and fastest waves that travel through gas.

Question 16

Describe S waves.

Accepted Answer

They are the second and slowest waves.  They can only travel through solids.

Answer

They are the second and fastest waves that can only travel through solids.

Answer

They are the first and fastest waves that can travel through liquid.

Question 17

What are the layers of the Earth going from the outside to the inside?

Accepted Answer

Crust, Mantle, Outer Core, Inner Core

Answer

Crust, Outer Core, Mantle, Inner Core

Answer

Crust, Mantle, Inner Core, Outer Core

Question 18

What layer of the Earth is the most dense?

Accepted Answer

The inner core

Answer

The outer core

Answer

The mantle

Answer

The crust

Question 19

Describe convection currents.

Accepted Answer

Hot magma rises in the mantle because it is less dense.  Then it cools and sinks because it becomes more dense.

Answer

Hot magma in the crust rises because it is less dense.  Then it cools and sinks to the inner core because it is more dense.

Answer

Cool magma rises in the mantle because it is less dense.  Then it heats up and sinks back down.

Question 20

Describe divergent boundaries.

Accepted Answer

Two plates spread apart from each other.  Volcanoes and new crust forms here.

Answer

Two plates collide with each other.  Mountains are formed here.

Answer

Two plates slide past each other.  Earthquakes are formed here.

Answer

Oceanic plate sinks under a continental plate here.

Question 21

Describe a transform boundary.

Accepted Answer

Two plates slide past each other.  Earthquakes are formed here.

Answer

Two plates spread apart from each other.  Volcanoes form here.

Answer

A trench forms here.

Answer

Two plates collide and mountains form here.

Question 22

Describe a convergent boundary.

Accepted Answer

Two plates collide here.  Mountains form.

Answer

Two plates slide past each other here producing earthquakes.

Answer

Two plates spread apart here. Volcanoes form.

Answer

New crust is formed here.

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