Our worldAges 13-15

Altitude & temperature lapse rate

Apply the environmental lapse rate (°C per 1,000 m) to calculate air temperature at altitude. Review suitability for your learners before teaching.

New variation Try interactive challenge Browse templates

Age band:Ages 10-12 Ages 13-15

Choose “Save as PDF” to keep a copy. Use your browser’s paper setting for A4 or Letter.

Worksheet StudioPractice pack · Ages 13-15

Altitude & temperature lapse rate

Take your time. Show your thinking.

1. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 26° N (using 90° − latitude)?
0° · 26° · 90° · Altitude & temperature lap…
2. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 55° N (using 90° − latitude)?
0° · 55° · 90° · Altitude & temperature lap…
3. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 6° N (using 90° − latitude)?
0° · 6° · 90° · Altitude & temperature lap…
4. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 30° N (using 90° − latitude)?
0° · 30° · 90° · Altitude & temperature lap…
5. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 75° N (using 90° − latitude)?
0° · 75° · 90° · Altitude & temperature lap…
6. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 21° N (using 90° − latitude)?
0° · 21° · 90° · Altitude & temperature lap…
7. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 7° N (using 90° − latitude)?
0° · 7° · 90° · Altitude & temperature lap…
8. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 19° N (using 90° − latitude)?
0° · 19° · 90° · Altitude & temperature lap…
9. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 33° N (using 90° − latitude)?
0° · 33° · 90° · Altitude & temperature lap…
10. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 45° N (using 90° − latitude)?
0° · 45° · 90° · Altitude & temperature lap…
11. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 34° N (using 90° − latitude)?
0° · 34° · 90° · Altitude & temperature lap…
12. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 27° N (using 90° − latitude)?
0° · 27° · 90° · Altitude & temperature lap…

12 questions · Seed 45 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 13-15

Altitude & temperature lapse rate

Answers and reasoning. Review before teaching.

1. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 26° N (using 90° − latitude)?
64°
At the equinox, noon solar elevation = 90° − 26° = 64°.
2. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 55° N (using 90° − latitude)?
35°
At the equinox, noon solar elevation = 90° − 55° = 35°.
3. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 6° N (using 90° − latitude)?
84°
At the equinox, noon solar elevation = 90° − 6° = 84°.
4. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 30° N (using 90° − latitude)?
60°
At the equinox, noon solar elevation = 90° − 30° = 60°.
5. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 75° N (using 90° − latitude)?
15°
At the equinox, noon solar elevation = 90° − 75° = 15°.
6. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 21° N (using 90° − latitude)?
69°
At the equinox, noon solar elevation = 90° − 21° = 69°.
7. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 7° N (using 90° − latitude)?
83°
At the equinox, noon solar elevation = 90° − 7° = 83°.
8. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 19° N (using 90° − latitude)?
71°
At the equinox, noon solar elevation = 90° − 19° = 71°.
9. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 33° N (using 90° − latitude)?
57°
At the equinox, noon solar elevation = 90° − 33° = 57°.
10. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 45° N (using 90° − latitude)?
45°
At the equinox, noon solar elevation = 90° − 45° = 45°.
11. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 34° N (using 90° − latitude)?
56°
At the equinox, noon solar elevation = 90° − 34° = 56°.
12. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 27° N (using 90° − latitude)?
63°
At the equinox, noon solar elevation = 90° − 27° = 63°.

12 questions · Seed 45 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 13-15

Altitude & temperature lapse rate

Take your time. Show your thinking.

1. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 26° N (using 90° − latitude)?
0° · 26° · 90° · Altitude & temperature lap…
2. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 55° N (using 90° − latitude)?
0° · 55° · 90° · Altitude & temperature lap…
3. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 6° N (using 90° − latitude)?
0° · 6° · 90° · Altitude & temperature lap…
4. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 30° N (using 90° − latitude)?
0° · 30° · 90° · Altitude & temperature lap…
5. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 75° N (using 90° − latitude)?
0° · 75° · 90° · Altitude & temperature lap…
6. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 21° N (using 90° − latitude)?
0° · 21° · 90° · Altitude & temperature lap…
7. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 7° N (using 90° − latitude)?
0° · 7° · 90° · Altitude & temperature lap…
8. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 19° N (using 90° − latitude)?
0° · 19° · 90° · Altitude & temperature lap…
9. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 33° N (using 90° − latitude)?
0° · 33° · 90° · Altitude & temperature lap…
10. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 45° N (using 90° − latitude)?
0° · 45° · 90° · Altitude & temperature lap…
11. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 34° N (using 90° − latitude)?
0° · 34° · 90° · Altitude & temperature lap…
12. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 27° N (using 90° − latitude)?
0° · 27° · 90° · Altitude & temperature lap…

12 questions · Seed 45 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 13-15

Altitude & temperature lapse rate

Answers and reasoning. Review before teaching.

1. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 26° N (using 90° − latitude)?
64°
At the equinox, noon solar elevation = 90° − 26° = 64°.
2. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 55° N (using 90° − latitude)?
35°
At the equinox, noon solar elevation = 90° − 55° = 35°.
3. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 6° N (using 90° − latitude)?
84°
At the equinox, noon solar elevation = 90° − 6° = 84°.
4. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 30° N (using 90° − latitude)?
60°
At the equinox, noon solar elevation = 90° − 30° = 60°.
5. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 75° N (using 90° − latitude)?
15°
At the equinox, noon solar elevation = 90° − 75° = 15°.
6. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 21° N (using 90° − latitude)?
69°
At the equinox, noon solar elevation = 90° − 21° = 69°.
7. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 7° N (using 90° − latitude)?
83°
At the equinox, noon solar elevation = 90° − 7° = 83°.
8. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 19° N (using 90° − latitude)?
71°
At the equinox, noon solar elevation = 90° − 19° = 71°.
9. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 33° N (using 90° − latitude)?
57°
At the equinox, noon solar elevation = 90° − 33° = 57°.
10. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 45° N (using 90° − latitude)?
45°
At the equinox, noon solar elevation = 90° − 45° = 45°.
11. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 34° N (using 90° − latitude)?
56°
At the equinox, noon solar elevation = 90° − 34° = 56°.
12. At the equinox, the sun is directly overhead at the Equator (0°). What is the noon solar elevation angle at latitude 27° N (using 90° − latitude)?
63°
At the equinox, noon solar elevation = 90° − 27° = 63°.

12 questions · Seed 45 · Age guidance, not curriculum certification