Which of the following is a natural disaster that can have a significant impact on human populations

If a car accelerated from 5 m/s to 25 m/s in 10 seconds what is it's acceleration?

If you dive under-water, you notice an uncomfortable pressure on your eardrums due to the increased pressure. The human eardrum has an area of about 70 mm2 (7*10-5m2), and it can sustain a force of about 7 N without rupturing.

As a recreational boat operator, what actions must you take when in a narrow channel?

A rocket sled is tested at 5g

The force of gravity acting on a body is 675 newtons. Find the mass of the body to the nearest kilogram. A. 15 kg B. 1,488 kg C. 69 kg D. 6,615 kg

What happens when light from a flashlight strikes Water droplets from a mist of water

What is the length of a box in which the minimum energy of an electron is 1.5*10^-18 J?

Describe how to calibrate a candy thermometer

A water drops falls from the roof of a house during 3s, how high is the house?

A cannon fired horizontally at 20 m/s from the top of a cliff lands 80m away. how tall is the cliff