Science NC Check In

A student rolls a ball down a smooth wooden ramp and observes what happens. Then he puts sandpaper on the ramp and rolls the ball again. What is the student most likely investigating?

• the effect of a change in gravity on the ball's motion

• the effect of a change in mass on the ball's motion

• the effect of a change on friction on the ball's motion

• the effect of a change in a ball's motion on the ramp

Which is an example of transpiration?

• Hail falls from the atmosphere onto a field.

• A corn plant's leaves release water vapor in the air.

• Dew drops on an oak leaf change to water vapor.

• Cloud droplets form from water vapor in the air.

Tags

NGSS.MS-ESS2-4

Which best explains what happens when most materials are heated?

• They contract.

• They expand.

• They change color.

• They double in size.

Tags

NGSS.MS-PS1-4

Which best describes the Gulf Stream?

• an ocean current which originates in the Gulf of Mexico and causes

  warm water to travel up the east coast of the United States

• an ocean current which originates in the Gulf of Mexico and

  causes cool water to travel up the east coast of the United States

• an ocean current which originates in the Gulf of Mexico and

  causes warm water to travel down the east coast of Mexico

• an ocean current which originates in the Gulf of Mexico and causes

  cool water to travel down the east coast of Mexico

Tags

NGSS.MS-ESS2-6

What is the term for the force that pulls objects toward the center of the Earth?

• Magnetism

• Gravity

• Friction

• Tension

Tags

NGSS.MS-PS2-4

What is the term for the spinning of the Earth on its axis?

• Revolution

• Rotation

• Orbiting

• Wobbling

Tags

NGSS.MS-ESS2-6

What type of rock is formed from cooled lava or magma?

• Sedimentary

• Metamorphic

• Igneous

• Crystal

What is the term for the path that the Earth takes as it revolves around the Sun?

• Axis

• Orbit

• Cycle

• Rotation

Tags

NGSS.MS-ESS1-2

What is the primary factor that causes the phases of the moon?

• The Earth's shadow on the moon

• The moon's rotation

• The moon's orbit around the Earth

• The sun's movement across the sky

Tags

NGSS.MS-ESS1-1

What is the Earth's outermost layer called?

• Mantle

• Core

• Crust

• Atmosphere