Sun
What is the center of our solar system?
Sun
What did astronauts first find on the moon?
rock and dust
What so you call a scientist who studies our Solar System
Astronomer
How long does it take earth to rotate in hours?
24 hours
What does the Sun give Earth?
2 things
light and heat
Was there water on the moon?
No
When it is summer in the northern hemisphere what season is it in the southern hemisphere?
Winter
What does Earth's rotation cause?
day and night
sunspots
What side of the moon faces Earth?
nearside
An instrument used to study objects in the solar system?
telescope
How long does it take in days for Earth to orbit the Sun?
365 1/4 days
The sun is made of what?
Plasma
The surface of the moon has bowl shaped holes called...
craters
What are sark spots on the moon called?
Maria
Imagniary line from the north pole to the south pole?
Axis
The sun is the only what is our solar system?
Star
One reason astronauts need spact suits?
to breathe
too hot or too cold
What do we call the moon getting bigger?
waxing
The tilt of Earth on its Axis and the orbit of Earth around the sun cause the?
Seasons