Earth
Moon
Solar System and Planets
Vocabulary
100
How long does it take the Earth to complete one rotation (like a top)?
One day
100
What causes changes in the appearance of the moon's shape?
Moon phases
100
What do the planets rotate around?
The Sun
100
Many planets in the solar system have moons. What is another scientific name for a moon? A. Asteroid, B. Comet, C. Satellite, D. Star
C. Satellite
200
Why is it daytime in the U.S. when it is nighttime in China? A. Earth's Rotation, B. Earth's Orbit, C. Earth's Tilt, D. Earth's Revolution
A. Rotation
200
Draw a picture of the first quarter moon phase. Why will the moon look larger in one week?
The moon will look larger because more of the moon will be lit by the sun.
200
List the 8 planets in order by name.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
200
Looking up at the night sky, you see a small object streak across it. A bright stream of light trails behind it. What is this?
A comet
300
What causes the seasons on Earth? A. Earth's Rotation, B. Earth's Orbit, C. Earth's Tilt, D. Earth's Revolution
C. Earth's Tilt
300
How long does the moon take to revolve one time around the Earth?
About one month
300
The inner planets are the four planets closest to the sun. Part A - Name the four inner planets. Part B - Tell one characteristic that they all share.
A - Mercury, Venus, Earth, Mars. B - large, solid cores
300
The Earth is divided into two parts: Northern _____________ and Southern ____________.
Northern Hemisphere and Southern Hemisphere
400
Constellations (like the big dipper) can only be seen at certain times of the year. What causes this? A. Earth's Rotation, B. Earth's Orbit, C. Earth's Tilt, D. Earth's Revolution
D. Earth's Revolution
400
Starting with the "new moon" phase, draw and label the four main phases that the moon has.
1. New moon (no moon visible), 2. First Quarter, 3. Full Moon, 4. Third Quarter
400
The outer planets are the four farthest from the sun. Part A - Name the outer planets. Part B - what characteristic do all four outer planets share?
Part A - Jupiter, Saturn, Uranus, Neptune. Part B - Largest diameters in the solar system
400
What is a large object that revolves around a star?
A planet
500
How far around the sun will the Earth move in 6 months? Draw a picture to demonstrate this movement.
Halfway around the sun.
500
Why does the same side of the moon always face the Earth?
The moon's revolution and rotation are at about the same speed.
500
What is one reason that Pluto is now a "dwarf planet" instead of a regular planet?
Pluto's orbit crosses the orbit of another planet.
500
What is the difference between an orbit, a rotation, and a revolution?
An orbit is the path an object takes around another object. A rotation is when an object completes a full spin (like a top). A revolution is when an object travels around another object.
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