Answer:
false
Explanation:
the tusnami is caused by volcano
I hope this will help you
Answer:
100N
Explanation:
m= 5kg
a= 20 m/s^2
F= ma = 5kg x 20 m/s^2 = 100kg m/s^2 = 100N
The angle of elevation of the ground is the angle between the ground and the line of sight
The angle of elevation of the ground is 30.46 degrees
<h3>How to calculate the angle of elevation</h3>
The angle of elevation is calculated using the following tangent ratio

Evaluate the quotient

Take the arc tan of both sides

Using a calculator, we have:
= 30.46
Hence, the angle of elevation of the ground to the nearest tenth of a degree is 30.46 degrees
Read more about elevation and distance at:
brainly.com/question/7243416
Answer:
The answer is C) sound waves travel more slowly in the air than light waves do.
Explanation:
Sound travels about 750 mph in the air, and light travels about 180,000 miles per SECOND in the air.