Grade 3 Science Worksheet: Earth, Sun & Moon - Shapes and Activities for 8-Year-Olds

Instructions

Read each question carefully and follow the instructions for each section. Try your best to answer everything. Good luck, superstar!

Part 1: Multiple Choice Questions

Circle the correct answer for each question.

1. What is the real shape of the planet Earth?
   • A. A flat disc
   • B. A perfect sphere
   • C. A square
2. The Sun is a giant ball of hot gas. What do we call this type of object in space?
   • A. A planet
   • B. A moon
   • C. A star
3. What is the shape of the Sun and the Moon?
   • A. They are flat circles
   • B. They are cubes
   • C. They are spheres
4. A model of the Earth that you can hold in your hands is called a:
   • A. Map
   • B. Globe
   • C. Ball
5. Which of these gives us heat and light?
   • A. The Moon
   • B. The Earth
   • C. The Sun
6. The Earth travels around the:
   • A. Moon
   • B. Sun
   • C. Stars
7. The Moon looks bright because it:
   • A. Makes its own light
   • B. Is on fire
   • C. Reflects light from the Sun
8. From space, the Earth looks like a big blue and white:
   • A. Pancake
   • B. Marble
   • C. Box
9. Which is the biggest?
   • A. The Sun
   • B. The Earth
   • C. The Moon
10. Which is the smallest?
    • A. The Sun
    • B. The Earth
    • C. The Moon

Part 2: True or False

Read each sentence. Write 'T' if the statement is true and 'F' if it is false on the line.

1. ____ The Earth is flat like a piece of paper.
2. ____ The Earth, Sun, and Moon are all shaped like spheres.
3. ____ The Sun is smaller than the Moon.
4. ____ A sphere is a 3D shape, like a ball.
5. ____ The Moon makes its own light, which is why it shines at night.
6. ____ We live on a star called the Sun.
7. ____ A globe is flat.
8. ____ The Sun is very cold.
9. ____ The Moon goes around the Earth.
10. ____ The Earth is bigger than the Moon.

Part 3: Matching Fun!

Draw a line to match the object in Column A with its correct description in Column C. You can use the middle column to write the correct letter.

Part 4: Short Answer Questions

Write your answers on the lines provided.

1. What is the true shape of the Earth?
2. Why does the Earth look flat to us when we are standing on it?
3. How does the Moon get its light?
4. What is a globe?
5. Is the Sun a planet, a star, or a moon?
6. Name one thing that is shaped like a sphere.
7. Which object does the Earth orbit (travel around)?
8. Is the Moon bigger or smaller than the Earth?
9. What two important things does the Sun give to Earth?
10. In the box below, draw the Earth, Sun, and Moon. Try to show that the Sun is biggest, the Earth is next, and the Moon is smallest.

    Draw here!