Humans protect themselves from natural disasters by all of the following except

dams

sunscreen

building homes/shelters

levees

A wave has a wavelength of 2 meters and a frequency of 1.5 Hz. What is its speed?

What is the atomic mass of neon? Give your answer to the nearest tenth.

A wire with a weight per unit length of 0.075 N/m is suspended directly above a second wire. The top wire carries a current of 29.2 A and the bottom wire carries a current of 59.1 A.

Describe the relationship between frequency and wavelength

A 1500 kg car traveling at 90 km/hr East collides with a 3000 kg truck traveling at 60 km/hr South. They stick together and move which direction?

If you are 3.00 m from speaker A directly to your right and 3.50 m from speaker B directly to your left, will the sound that you hear be louder than the sound you would hear if only one speaker were in use?

How much more ground motion is produced by an earthquake of magnitude 7.0 than by an earthquake of magnitude 4.0?

What evidence is there of life in a mini habitat?

A hole is drilled to the center of the earth and a ball is dropped into it. When the ball is at the earth's center, compared with their respective values at the earth's surface,

What is the development of static?