D, it provides greater accuracy for measuring stars far from the earth.
Answer:
Hello! Your answer is, sound in the air is faster
Explanation:
The speed of sound through air is about 340 meters per second. It's faster through water and it's even faster through steel. Light will travel through a vacuum at 300 million meters per second. So they're totally different scales.
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Answer:
The statement is true.
Both gravity and centrifugal force act on the Moon which causes it get pulled towards Earth (gravity) and get "flung away" so it doesn't hit us (centrifugal force).
Answer:
Mechanics is the branch of physics which deals with the motion of objects its causes and effects.
Sub branches
kinematics(deals with motion of objects without studying the cause of its motion)
dynamic(deals with the motion and cause of motion of objects)
Explanation:
