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What is the Sun?
A. A planet
B. A moon
C. A star
D. An asteroid
star
What does orbit mean?
A. To spin in place
B. To move around another object in space
C. To shine brightly
D. To move in a straight line
To move around another object in space
What does the Earth rotate on?
A. Orbit
B. Ellipse
C. Axis
D. Star
Axis
What does proportion mean?
A. The relationship between the sizes of objects
B. The color of objects in space
C. The speed of objects
D. The temperature of planets
The relationship between the sizes of objects
Why does the Sun appear larger and brighter than other stars?
A. It is the biggest star in the universe
B. It is closer to Earth than other stars
C. It rotates faster than other stars
D. It is made of different materials
It is closer to Earth than other stars
What shape is the path planets follow as they orbit the Sun?
A. Triangle
B. Square
C. Hexagon
D. Ellipse
Ellipse
What is the axis of Earth?
A. The path Earth travels around the Sun
B. An imaginary line Earth spins around
C. The center of the Sun
D. A type of asteroid
An imaginary line Earth spins around
Which example shows proportion in a solar system model?
A. All planets are the same size
B. Jupiter is shown larger than Earth
C. The Sun is colored yellow
D. The planets are labeled
Jupiter is shown larger than Earth
What is a planet?
A. A small rock floating in space
B. A large body that orbits a star
C. A star that shines at night
D. A comet with a tail
A large body that orbits a star
What does rotate mean?
A. To travel around the Sun
B. To spin around a center point
C. To move faster
D. To move backward
To spin around a center point
What happens when Earth rotates on its axis?
A. The seasons change
B. Day and night occur
C. The Sun moves closer
D. Asteroids form
Day and night occur
What is the path a planet takes around the Sun called?
A. Axis
B. Orbit
C. Rotation
D. Proportion
Orbit
What is a celestial body?
A. Any natural object in space
B. Only planets in space
C. Only stars in space
D. Only objects that orbit Earth
Any natural object in space
What does brightness describe?
A. How far away something is
B. How hot something is
C. How much light something gives off
D. How big something is
How much light something gives off
What does relative distance mean?
A. The exact number of miles between objects
B. How far objects are compared to each other
C. The speed objects move
D. The temperature of objects
How far objects are compared to each other
Which statement is TRUE about celestial bodies?
A. They stay still in space
B. They move around the Sun in ellipses as they orbit
C. Only planets move in space
D. Only stars move
They move around the Sun in ellipses as they orbit
What is an asteroid?
A. A large planet
B. A small rocky object in space
C. A star that exploded
D. A moon around Earth
A small rocky object in space
What is an ellipse?
A. A perfectly round circle
B. An oval-shaped path
C. A straight line
D. A triangle-shaped path
An oval-shaped path
What does scale mean in science models?
A. Making objects different colors
B. Making objects larger than real life
C. Showing objects in correct size and distance relationships
D. Drawing objects randomly
Showing objects in correct size and distance relationships
Which statement correctly describes Earth?
A. Earth does not move
B. Earth spins on its axis and orbits the Sun
C. Earth only orbits the Moon
D. Earth is a star
Earth spins on its axis and orbits the Sun