Mercury, Venus, Earth,Mars, Jupiter, Saturn, Uranus, Neptune, Pluto, Sun, Moon, Stars
What is Olympus Mons?
a volcano
How long ago was Pluto first discovered?
about 80 yrs ago
What is the Great Red Spot?
an ancient wind storm that in 3 times bigger than Earth
The sun is ...
an average-sized star
stars: from long ago
ancient
Earth's layers
are described as the mantle is below the crust
stars: people who study stars and outer space
astronomers
Which statement about Uranus is true?
Uranus has clouds; Uranus is a very windy planet; and Uranus is the coldest planet.
What is a Mars rover
a radio controlled robot that moves around the surface taking pictures.
Describe the temperature at the center of the Earth
the Earth's core may be even hotter than the sun.
Pluto was named after
the Roman god of the underworld
What part of Uranus is made of solid material?
the center
Where is the sun located?
the center of the solar system
What famous words did Neil Armstrong say when he first stepped on the moon?
"That's one small step for man, one giant leap for mankind."
Why is Mercury usually hard to see without a telescope?
It's often blocked by the sun's glare
How long does it take Jupiter to rotate around on its axis?
10 hrs
How long does it take Jupiter to travel around the sun?
12 years
The moon is about
250,000 miles from the Earth
Earth is the ____ planet from the sun
3rd
Earth is ____ years old
4.5 billion
Earth is the ____ largest planet in our solar system
5th
How many officially recognized constellations are there
88
Earth is ___ miles away from the sun
93 million
What was Neptune's "Great Dark Spot"?
A giant wind storm
According to scientists, why might Uranus be spinning on its side?
A planet the size of Earth may have crashed into it.
Why was Neptune probably named after the Roman sea god?
Because of its deep blue color
What are the names of Pluto's three moons?
Charon, Nix, and Hydra
What gives Uranus its blue color?
Clouds made of tiny crystals
Explain how Earth's rotation is different from Venus
Earth rotates counterclockwise, Venus rotates clockwise.
What are Uranus rings made of?
Ice and rock
How did mars get its reddish color?
Martian soil has rust and other minerals in the soil that give the planet its reddish color.
Mercury was named after the Roman god of speed. Why is this an appropriate name for the planet?
Mercury travels around the sun very quickly.
Can you see Saturn's rings without a telescope?
No
Is saturn the 3rd planet from the sun?
No
How is it possible for Mercury to have frozen ice?
Parts of Mercury are cold because they always face away from the sun.
Why is Saturn so cold?
Saturn is so cold because it is so far away form the sun.
Have there ever been living things on Mars?
Some scientists think so, but others aren't sure.
Which would not be a good nickname for Saturn?
The Blue Green Planet.
Which fact about Triton is true?
Triton is the coldest know place in the solar system
How was Neptune's "Great Dark Spot" discovered?
The Voyager 2 space craft flew by and took a picture of it.
How hot is the sun's surface? How hot is the sun's core?
The sun's surface is 10-thousand degrees. The sun's care is 27-millon degrees.
Which planet is further from the sun than Neptune?
There are no planets further than Neptune.
How is Neptune and Earth similar?
They both have about the same amount of gravity.
Mercury is the closest planet to the sun, but Venus is the hottest. Why?
Venus has clouds that trap in heat like a blanket.
What is a constellation?
a group of stars that was named for a figure or object that ancient astronomers saw
What do scientists believe is in the middle of Saturn?
a hot, solid core of rocky material.
Core
center, inside of a ball shaped object
stars: two-wheeled vehicle pulled by a horse
chariot
stars: the 88 group of stars that makes an officially recognized shape
constellations
stars: growth; getting bigger
expansion
Jupiter has the most rings of any planet
false
Jupiter is the brightest object in our night sky
false
Jupiter is the closest planet to the sun.
false
Solar energy
heat, light, or electrical power made from the sun
stars: to form a picture in the mind
imagine
Why is Venus sometimes called the "Morning Star" or the "Evening Star"?
it appears shortly before sunrise and shortly after sunset.
What does the underlined word mean in the sentence below? Because there's not atmosphere, the sky always appears black.
layer of air or gas
How many people have walked on Mars?
none
What causes night and day on Earth?
the rotation of Earth
Solar system
the sun, and all of the things that orbit around it
Name two reasons astronauts who landed on the moon needed to wear special space suits
to protect them form extreme temperatures and to provide oxygen for the astronauts to breathe.
Jupiter is the largest planet in our solar system
true
Jupiter spins faster than any other planet
true
Can you see Saturn without a telescope?
yes
Is Saturn the second largest planet in our solar system?
yes