Question

C) Answer the following questions in one sentence. [A.
1. What is orbital motion of the moon?
2. On what does the velocity of waves depend?
3. What are the main tribes living in grasslands?
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Answer 1

Answer:

1. The path of Earth is the orbital motion of the moon.

2. The velocity of a wave is dependant on four factors: wavelength, frequency, medium, and temperature.

3.Native Americans often called "Red Indians".

other tribes : the Apache, the cree , the pawnee , the crow.

Answer 2

Answer:

1. The moon orbits earth in the prograde direction and completes one revolution relative to the stars in about 27.32 days ( a sidereal month )and one revolution relative to the sun in about 29.53 days (a syndodic month)