Earth's Movement
What is Earth’s spinning motion called?
Rotation
What causes the seasons?
Earth’s tilt and revolution
Does the Moon make its own light?
No
What is a star?
A ball of hot gas that gives off light
What force keeps planets in orbit?
Gravity
What is Earth’s movement around the Sun called?
Revolution
Which season has the most direct sunlight?
Summer
What causes Moon phases?
Sunlight reflecting as the Moon orbits Earth
What is a constellation?
A pattern of stars
What is a solar system?
A star and all objects orbiting it
What causes day and night on Earth?
Earth rotating on its axis
Why are winters colder?
Less direct sunlight reaches Earth
What is a meteor?
A space rock burning in the atmosphere
Why do stars appear to move at night?
Earth rotates
What does gravity do in space?
Pulls objects toward each other
Why do we not feel Earth spinning?
Because everything moves with Earth
What happens to daylight hours in summer?
They become longer
What is a meteorite?
A space rock that reaches Earth
Which star is hotter: blue or red?
Blue
Where is Earth located?
In a solar system within a galaxy
How long does one full rotation of Earth take?
24 hours
If Earth had no tilt, what would happen to seasons?
There would be little or no seasons
Why does the Moon appear to change shape?
We see different lit portions as it orbits
Why do some stars appear brighter than others?
They are closer to Earth
What is our galaxy called and what type of galaxy is it?
Our galaxy is called the Milky Way and it is an elliptical galaxy.