Solar System 1
Solar System 2
Solar System 3
Solar System 4
Solar System 5
100
This is a giant sphere or ball of gases that produces light and heat.
What is a star?
100
This makes objects that are very far away appear much closer.
What is a telescope?
100

All of the celestial bodies in the Solar System move in predictable patterns known as orbits, and this motion is controlled by  

What is gravity

100
This is a space object made up of dust and ice.
What is a comet?
100

This is the imaginary line through the middle of Earth or any sphere.

What is an axis?

200
What is made up of the sun and all of the objects that travel around it?
What is the Solar System?
200

The greater the mass of the objects...the ______ the force of ______

What is the greater the force of gravity 

200
This is a planet's path around the Sun.
What is orbit?
200

This is a rocky body with an irregular shape that is smaller than an asteroid and is known as a shooting star.

What is a meteoroid?

200

What is the space shuttle that Laika (space dog) orbited on

Sputnik 2

300
These are the four inner planets.
What is Mercury, Venus, Earth and Mars?
300

This is a natural body that revolves around the Earth. 

Moon 

300

Which country was involved in the space exploration in the 1960s

What is Soviet Union and U.S.

300

Another Name for the Outer Planets? 

Gas Giants 

300
This star is a yellow dwarf and is about 4.5 billion years old.  

What is the sun?

400

What are the outer planets?

What is Jupiter, Saturn, Uranus, and Neptune?

400

What force keeps the planets in orbit? 

Gravity 

400

Smaller the distance between the objects, the ________ the force of _________ 

What is the greater the force of gravity

400

Another name for the Inner Planets? 

What is Terrestrial

400
This equals one rotation of Earth around its axis.
What is one day?
500

This is the largest planet in the solar system.

What is Jupiter?

500

This is the planets' paths around the Sun - it is not quite a circle.

What is elliptical orbit?

500

These are large pieces of space rock with irregular shapes and is found between Mars and Jupiter.

What is an asteroid?

500

What planet has the shortest year? 

What is Mercury

500

This equals one revolution around the Sun.

What is a year?

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