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

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

   Use the picture in question 1.

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

   Using the temperature strip, what happens to temperature as you climb through layer A, Jun?

   Use the picture in question 1.

   • It falls
   • It rises
   • It stays the same
7. 5.

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

   Use the picture in question 1.

   • It rises
   • It stays the same
   • It falls, as in layer A
8. 6.

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

   Use the picture in question 1.

   • Layers C and E
   • No layer: it falls the whole way up
   • Layers B and D
   • Layers A and C
9. 7.

   Rain, snow and thunderstorms are all weather. In which layer does almost all weather happen, Milo?

   Use the picture in question 1.

   • Troposphere (layer A)
   • Stratosphere (layer B)
   • Mesosphere (layer C)
   • Exosphere (layer E)
10. 8.

    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)
    • Thermosphere (layer D)
    • Stratosphere (layer B)
    • Troposphere (layer A)
11. 9.

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

    • Ozone
    • Atmosphere
    • Crust
    • Hydrosphere
12. 10.

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

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