What causes the temperatures at the North and South Poles to remain so cold throughout the year?
A. the tilt of Earth on its axis
B. the distance between Earth and the Sun
C. the speed at which Earth moves around the Sun
D. the length of time it takes for Earth to turn on its axis
What is the tilt of Earth on its axis
100
Which choice below gives the correct order of planets from the sun?
A. Uranus, Jupiter, Neptune, Saturn
B. Mercury, Venus, Earth, Mars
C. Earth, Mars, Venus, Jupiter
D. Mars, Venus, Earth, Saturn
What is B, Mercury, Venus, Earth, Mars
100
A student says that she saw a shooting star in the sky last night. What did she really see?
What is a meteor
100
What happens to the tides when the Moon and the Sun form almost a 90 degree angle with Earth.
A. The tides are low.
B. The tides are unaffected.
C. The tides are strongest
D. The tides are at their highest
What is A, the tides are low.
100
Which planet is the third planet from the sun?
What is Earth
200
The orbit of Earth around the Sun is
A. triangular
B. elliptical
C. irregular
D. circular
What is b, elliptical
200
What do Jupiter, Saturn, Uranus, and Neptune have in common?
A. The all appear to be made of rock and ice.
B. They all appear to be similar to Earth.
C. they are all gaseous planets.
D. They all have rocky surfaces.
What is C, the are all gaseous planets
200
Which part of the comet exists both when the comet is close to the Sun and when the comet is far away from the sun?
What is the dust tail.
200
During which phase of the Moon is the Moon passing between Earth and the Sun?
A. Crescent Moon
B. First quarter
C. The tides are strongest
D. The tides are at their highest
What is C, New Moon.
200
which planet is the first planet from the sun?
What is Mercury
300
Choose the words that belong in the sentence. In a 24-hour period, Earth completes on________ on its________.
A. Revolution, orbit
B. Revolution, axis
C. Rotation, orbit
D. Rotation, axis
What is D, Rotation, axis
300
What causes Mars and Saturn to have years of different lengths?
What is Mars and Saturn have years of different lengths because their revolutions around the Sun take different amounts of time.
-Mars is closer to the Sun, travels faster, and in a smaller orbit.
- Saturn moves more slowly and has a longer orbit.
300
a rocky mass up to several hundred kilometers wide that revolves around the Sun.
What is an asteroid
300
Why do craters last for millions of years on the surface of the Moon?
A. The Moon's surface is made of materials that are resistant to change.
B. The Moon's surface is so hard the craters do not change.
C. The Moon has no water or wind to erode the craters.
D. the wind on the Moon is high in the atmosphere.
What is C, the Moon has no water or wind to erode the craters.
300
the eighth planet from the sun
What is Neptune
400
One full orbit is called
What is revolution
400
What is a spacecraft that gathers data without a crew?
What is space probes
400
a small asteroid
What is a meteoroid
400
A moon, rock, or anything that orbits another object.
What is a satellite
400
The fifth planet from the sun
What is Jupiter
500
How does Earth rotating on its axis help keep the planet at proper temperature for life?
What is The Earth rotates quickly on its axis, causing day and night to quickly follow each other in a short period of time. This is what keeps temperatures mild enough for life.
- If Earth rotated more slowly, days would be too long and hot, nights would be too long,and cold.
500
Which planet has a very thin atmosphere, made mostly of carbon dioxide
What is Mars
500
Asteroids, meteors, meteoroids, and meteorites are words that describe objects in space or objects from space that hit Earth. Explain what each object is and how they are related.
Asteroid-rocky mass up to several hundred kilometers wide that revolves around ?the Sun. Many are found in the belt between Mars and Jupiter.
Meteoroid - a small asteroid. It forms when a meteor hits the Earth's atmosphere. Most meteoroids burn up as they enter Earth's atmosphere.
Meteorite - It is a piece of rock of a meteor that lands on Earth.