• Circle R

• Circle S

• Circle T

• It is impossible to tell until all the other planets have been put into to drawing as well.

• The position of the sun and orbits of Earth and moon.

• The position of Earth and the orbit of the moon.

• The orbit of the Earth and the position of the moon.

• The orbit of Earth and the position of the sun.

Which diagram shows the inner planets in correct order from the Sun?

• 
• 
• 
• 

Which object in the Solar System is closest to the Earth?

• The Sun

• The Moon

• Mars

• Venus

Which of the following describes the Sun?

• a comet

• a moon

• a planet

• a star

• Uranus

• Neptune

• Saturn

• Jupiter

Which of the following is NOT a characteristic of the Sun?

• It is a ball of hot, glowing gas.

• It is a bright star.

• It gives off heat and light.

• It has rings and craters.

What is the center of our solar system?

• Moon

• Milky Way

• Sun

• Earth

When there is a spill or accident in an experiment of any kind, the first thing to do is —

• tell the teacher

• clean up

• hide it

• keep working

Students are making a scale model of the solar system outside on the playground. Which of the following tools will be needed to measure the distance of the planets from the Sun on the model?

• balance

• thermometer

• graduated cylinder

• meter stick