Stars, Orbits, Rotation and Gravitational Pull

Why does the sun appear to be the brightest object in the sky to humans on Earth?

• The sun the biggest star in our galaxy.

• The sun is the closest star to Earth in our galaxy to Earth

• The sun would be the brightest no matter where you are in space. So of course it's the brightest on Earth.

• The sun appears the brightest because the sun is not a star

There are two stars that exist: Star A and Star B. Star A and Star B are the exact same distance away from Earth. In fact everything about the stars are the same except the size. The size of Star A is ten times smaller than Star B. Which star will appear brighter to humans on Earth?

• Star A

• Star B

The length of a shadow of a flagpole will be the shortest when the sun is:

• Directly above the object.

• On the horizon after sunrise

• On the horizon before sunset

Tags

NGSS.5-ESS1-2

How long does it take for the Earth to make one complete rotation on its axis?

• 365 days

• 24 hours

• 30 days

• 72 hours

What causes the Earth and other planets to orbit around the Sun?

• Gravitational Pull

• The Earth is the third planet from the sun

• The Earth's rotation

• The Earth's orbit

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which direction does Earth's gravitational pull direct objects?

• South

• Down

• Towards the center of Earth

• Into Space

Which option below does not have a gravitational pull?

• An Idea

• The Sun

• The Earth

• A pet dog

• You

Tags

NGSS.MS-PS2-4

What causes day and night?

• The Earth's orbit around the sun.

• The sun moving closer to other planets for there day

• The Earth's rotation

• The moon

Tags

NGSS.MS-ESS1-1

What is a factor that makes the force of Earth's gravitational pull on a dropped book stronger than Mr. Smead's gravitational pull on the book.

• The mass of the Earth compared to the mass of Mr. Smead

• How close the center of Earth is to the book compared to how close Mr. Smead was to the book.

• The Earth worked harder than Mr. Smead did trying to convince the book to move in its direction.

• Mr. Smead does not have a gravitational pull

• The Earth is magic

Tags

NGSS.MS-PS2-4

During which season are days the longest?

• Winter

• Summer

• Spring

• Fall

Tags

NGSS.MS-ESS1-1