Answer:
C. The outer ear has to collect the sound waves and lead them to the middle ear.
Explanation:
In the process of hearing, the first thing that happens is that sound waves enter the outer ear through a passage called "auditory canal" that reaches the eardrum.
The movement of the incoming sound waves causes the eardrum to vibrate and transmit these vibrations to three tiny bones of the middle ear.
Because for example a lightning bolt is an electromagnetic wave. Lighting bolts can hurt you or even kill you. But others waves cant harm you.
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Answer:
force=1250kg * 30m/s+10
Explanation: it's a change in acceleration
Answer:
6840 N
Explanation:
The force acting on the car can be found by using Newton's second law:
F = ma
where
F is the net force on the car
m is the mass of the car
a is its acceleration
For the car in this problem,
m = 1800 kg

Substituting,

Answer:
the tendency of a body to float or to rise when submerged in a fluid testing an object's buoyancy.
Explanation:
The meaning is from Merriam Webster for more such unique nd it also has easy meanings you can download that
(Source Merriam Webster)
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