What are the two most common elements found in the crust of the Earth?

• Silicon and Nitrogen

• Oxygen and Silicon

• Iron and Carbon

• Oxygen and Hydrogen

Tags

NGSS.MS-PS1-1

Why are fossil fuels considered nonrenewable resources if they are still forming beneath the surface today?

• They are being formed as a type of methane which we cannot use.

• They are being formed too far beneath the surface.

• The fossil fuels are being broken down by a natural process.

• We are depleting the fossil fuels much faster than they can form.

What is an advantage when it comes to the use of renewable resources?

• The are inexpensive

• They are always available

• They are expensive

• They create pollution

Which object has the greatest gravitational affect on the Earth?

• Sun

• Moon

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

What is a telescope used for?

• To make long distance calls

• Helps us see the surface features in space

• Gives us the temperature in space

• Tells us what the planets are made of

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-3

As objects in space drift apart, what happens to the gravitational attraction between them?

• it increases

• it decreases

• it stays the same because its space

• it decreases and increases at the same time

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is the purpose of an uncrewed spacecraft mission?

• To save expenses

• Uncrewed missions put lives at risk

• To know that the mission is safe

• To travel in uncharted territory

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-4

In the picture, a student is using a string, a ball and a hollow tube for a handle, to show the motion in our solar system. What does the string represent?

• a star

• force of gravity

• a planet

• the moon

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

If gravitational force was removed from earth, which of the following statements would be true?

• There would be no effects

• Everything would fall off of the earth and the moon would fall too.

• The moon would leave its orbit and move into outer space.

• The moon would orbit faster around the earth

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which list correctly lists the characteristics of a planet?

• -Orbits the sun

  -Is round in shape

  -Has "cleared the neighborhood"

• -Orbits a planet

  -Is round in shape

  -Has "cleared the neighborhood"

• -Orbits the Sun

  -Is not round in shape

  -Has not "cleared the neighborhood'