Which of the following is the human ear able to detect?

Musical note

Sonar

Ultrasound

Dog Whistle

HURRY HURRY HURRY! How does industry affect coastal protection? Also state your opinion about whether industries should have the right to protect their interests when it comes to the environment?

An electric dipole, consisting of charges each of magnitude 2.11 nC and separated by 8.37 micrometers, is in an electric field of strength 1578 N/C.

When is a circuit considered a close circuit

If gravity puts a force of 3N an object, how much force would it put on an second object that was twice as heavy

The interaction between two waves that meet is called

F an electron fell to a lower orbit or energy level, energy would be A. created. B. emitted. C. absorbed. D. transferred.

Which is the correct order from the closest to the sun to the farthest away from the sun? A. terrestrial planets, asteroid belt, gas planets, Kuiper belt B. gas planets, asteroid belt, terrestrial planets, Kuiper belt C.

Ethylene (C2H4) reacts with oxygen gas to produce carbon dioxide and water. 45.0 grams of ethylene reacts, how many grams of carbon dioxide gas will be produced?

What causes ice to melt and water to boil

A block of mass 3.5 kg slides down a frictionless inclined plane of length 6.4 m that makes an angle of 30 degrees with the horizontal. if the block is released from rest at the top of the incline, what is its speed at the bottom