When a sound wave encounters a barrier, what happens?

An ion is a particle, such as an atom, that has become charged because it has different numbers of protons and electrons True or False

If a spring has a spring constant of 2N/m and it is stretched 5cm, what is the force of the spring?

Why houses have garage?

A car is driven at constant speed over a circular hill and then into a circular valley with the same radius. At the top of the hill, the normal force on the driver from the car seat is 0. The driver's mass is 77.8 kg.

A basesball is dropped from 100 meters above the surface of the earth. The baseball falls to the ground. What would happen if this baseball was dropped from 100 meters above the surface of the moon?

Laser light of wavelength 470 nm shines on a pair of slits at normal incidence, producing a pattern of maxima on a large screen 92.0 cm away from the slits. The second order maximum is observed to be 31.7 cm away from the central maximum. a.

What does the slope of a line of best fit represent

A bowling ball is pushed with a force of 22.0N and accerlates at 5.5 m/s square. What is the mass of the bowling ball A - 4.0 kg B-0.25 kg C-25 kg D-4.00 kg

How to eat butter. I want to know how you all eat the butter.

What is the transfer of heat through a solid as a result of molecular action called? radiation convection conduction magnetism?