Movements in Space

The Movement of Earth

Explore the ways Earth moves in space.
Key terms: Orbit, Revolution, Axis, Rotation.

Solar System
and the Earth

In the old days, people believed 2 things. One, that the Earth was flat and that you could fall off if you went too close to the edge. And two, that the sun went around the Earth. Copernicus changed our understanding.

​A Polish astronomer named Copernicus found that the Earth went around the Sun.

Earth orbits the Sun

Multiple Choice

Which picture correctly shows the Sun and Earth in our solar system?

Multiple Choice

What does the word, orbit, mean?

• To go through

• To go around

• To go under

• To go over

Multiple Select

What two things create the temperature changes and the different seasons?

• The spin, or rotation, of the Earth

• The tilt of the Earth on its axis

• The orbit, or revolution, of the Earth around the Sun

• The fact that the Sun goes around the Earth.

The Dance of Day and Night

Learn about Earth's movement and how it creates the cycle of day and night.
Discover the rotation of the Earth on its axis, causing the sun to appear to rise and set.
Explore the concept of the Earth's revolution around the sun, resulting in the changing seasons.

Day and Night

The rotation of the Earth causes the cycle of day and night. As the Earth spins on its axis, different parts of the planet are exposed to sunlight, creating day, while other parts are in shadow, creating night.

Multiple Choice

What causes the cycle of day and night?

• The rotation of the Earth on its axis

• The revolution of the Earth around the sun

• The gravitational pull of the moon

• The movement of the stars

Multiple Choice

How long does it take for the Earth to make one orbit around the Sun?

• 365 days

• 24 hours

• 12 months

• 30 days

Match

Match the following words with their definition.

• Rotation

• Revolution

• Orbit

• Axis

The Earth's spin on its axis.

The Earth's orbit around the Sun

A path the Earth follows around the Sun

The invisible line in the Earth's tilt.

• The Earth's spin on its axis.

• The Earth's orbit around the Sun

• A path the Earth follows around the Sun

• The invisible line in the Earth's tilt.

Multiple Choice

The force that pulls objects toward the center of Earth.

• magnetism

• motion

• pull

• gravity

Multiple Choice

Without gravity we would________. 

• Float away
• Stay in the ground
• Nothing would happen.
• I don't know

Multiple Choice

True or False: Gravity is a natural force that pulls everything on Earth closer to Earth.

• True

• False

Multiple Choice

Gravity keeps the moon moving in its ___________ around Earth.

• orbit

• circle

• triangle

• dance

Multiple Choice

What causes ocean tides according to the video?

• The gravity of the Moon

• The gravity of the Sun

• The motion of the ocean

• Whales and dolphins

Reorder

Put these in order from greatest mass to least mass.

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5