In which part of the ear is the sound wave converted into an electrical impulse?
a. at the eardrum, between the outer and middle ear
b. in the outer ear
c. in the middle ear
d. in the inner ear

When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great.d) about 10 times as great.

In which of the following is positive work done by a person on a suitcase

Due in 40 explain in terms of frame of reference if you’re inside a moving train everything on the outside can seem to be moving