the layer of gasses surrounding earth
bright area on the suns surface caused by a solar storm
pieces of rock or metal that have fallen from space
a scientist who studies objects in space
a huge loop of gas on the edge of the sun
a device that makes far away objects nearer and larger
a dark area on the surface of the sun caused by a solar storm
a ball of very hot gasses that gives of light and heat energy
a bpwl -shaped pit caused by meteorites striking the moons surface
a force that pulls 2 or more objects towards each other
the amount of material that makes up an object
earth spins on its axis: this takes 1 day
imaginary line through earth
move around another object:; orbit; this takes 1 year
the earth's path around the sun
a celestial body that orbits the sun and does not produce light of its own
Describe the Moon.
The moons is a faraway, airless, cratered ball of rock that is 1/4 the size of the Earth.
The size of the Moon in our model is a _____.
A Pen Dot.
The distance of the Moon from Earth in our model is _____ inches.
Why must astronauts who visit the Moon bring life-support equipment?
Because there is no atmosphere in the Moon.
The Moon has ____ gravity than the Earth.
Describe the Sun.
The sun is a star that gives off heat and light essential to life on Earth. The sun is the size of one million 1,000,000 Earths.
How do we know the Sun has solar storms?
Because it has sunspots, flares, and prominences.
What do the solar storms cause?
They cause the Northern Lights.
What is the size of the Sun in our model?
What is the distance of the Sun from the Earth in the model?
How does the Earth rotate?
The Eareth rotates counter-clockwise on its axis once every 24 hours.
When the Earth rotates, it makes objects in the sky appear to move in what direction?
Moves from east to west.
When the Sun is low in the sky, it creates____.
When the Sun is high in the sky, it creates____.
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