Answer:
C. Horizontal component of velocity
Explanation:
Object in motion stays in motion,
nothing works against its motion in the horizontal direction, unlike in the vertical direction, gravity pulls object down.
Answer:
19.01 N
Explanation:
F = Force being applied to the crate = 45 N
= Angle at which the force is being applied = 
Horizontal component of force is given by

The horizontal component of the force acting on the crate is 19.01 N.
Average speed =
(total distance covered)
divided by
(total time spent covering the distance)
Answer:
"332.8 m/s" is the right solution.
Explanation:
The given values are:
Wavelength,

Frequency,

As we know,
⇒ 
or,
⇒ 
By putting the given values in the above relation, we get
⇒ 
⇒ 
Helps living things survive cuz they need water just like humans