Day and Night

What is a sphere

• a 3D square shape

• symmetrical round in shape

• a flat circle

What is the name given to the line on the surface of the Earth where the sky appears to meets the ground?

• sunrise

• sunset

• horizon

a 3Dimension representation of a person or thing is called a ...

• model

• toy

• Earth

• Solar system

Name given to the time of day in the afternoon when the sun disappears

• sunrise

• sunset

• horizon

• shadow

What is the circular motion of the Earth around another body?

• rotation

• axis

• clockwise

What is an invisible line through which an object rotates or spins?

• axis

• line

• sphere

What three things must a planet have to be considered a planet?

• it must be a ball of gas

• it must orbit a star

• it must be big enough to have gravity to force a spherical shape

• It must be big enough that its gravity clear away any other any objects of similar size near its orbit

• it must have several moons

A collection of the Sun, eight planets and their moons, comets, asteroids, meteoroids, and dwarf planets revolving around the Sun is a...

• the sun

• asteroids

• the solar system

• rotation

Our Sun is a yellow dwarf star which is also...

• The time in the morning when the sun appears

• An invisible line around which an object rotates, or spins.

• A hot ball of glowing gases at the heart of our solar system.

• none of the above

It's the way something goes around an object in space.

• moon

• orbit

• asteroid

• comet