The layers of the air

Grade 6 Science Worksheet - Building Confidence

Circle the best answer.

1. Read this first

   Use this

   Cross-section of the atmosphere, not to scale.

3. 1.

   Ari labels the cross-section. Layer A starts at the ground. Which layer is A?

   • The mesosphere
   • The troposphere
   • The stratosphere
   • The exosphere
4. 2.

   Layer C sits just above layer B. Which layer does Bo write for C?

   Use the picture in question 1.

   • The troposphere
   • The stratosphere
   • The mesosphere
   • The thermosphere
5. 3.

   Layer D runs from about 80 to 85 km up to about 500 to 1,000 km. Which layer is D, Esme?

   Use the picture in question 1.

   • The exosphere
   • The troposphere
   • The thermosphere
   • The mesosphere
6. 4.

   Using the strip, what happens to temperature as you climb through layer B, Kira?

   Use the picture in question 1.

   • It stays the same
   • It falls, as in layer A
   • It rises
7. 5.

   In which two layers does the strip show temperature rising with height, Luz?

   Use the picture in question 1.

   • Layers B and D
   • Layers C and E
   • No layer: it falls the whole way up
   • Layers A and C
8. 6.

   The ozone layer absorbs much of the Sun's ultraviolet light. Which layer holds it, Noah?

   Use the picture in question 1.

   • Mesosphere (layer C)
   • Troposphere (layer A)
   • Stratosphere (layer B)
   • Thermosphere (layer D)
9. 7.

   A shooting star is a meteor burning up. In which layer do most meteors burn up, Pia?

   Use the picture in question 1.

   • Stratosphere (layer B)
   • Thermosphere (layer D)
   • Mesosphere (layer C)
   • Troposphere (layer A)
10. 8.

    Ren needs the word for the layer of gases that surrounds Earth. Which word is it?

    • Hydrosphere
    • Atmosphere
    • Crust
    • Ozone
11. 9.

    Where is the air thickest, with the most air packed into each liter, Tala?

    • At the top of layer E
    • The same at each height
    • In the middle of layer C
    • Near the ground
12. 10.

    Zee hikes up a tall mountain with an adult. What happens to the air pressure on the way up?

    • It rises
    • It stays the same
    • It drops