How many joules of energy are required to accelerate a 1.0-kg mass from rest to a speed of 86.6% the speed of light?

Most homes are built with some form of insulation separating the inside of the home from the outside. What does this insulation do?

An instrument that can detect the presence of an electric charge is an

When an spoon is in a cup of water what is it? diffraction reflection refraction absorption bounce

As a sound wave travels from liquid water into ice, its wavelength would A) decrease due to wave speed decreasing as it passes through the ice. B) increase because the wave speed and frequency have increased.

Which two statements describe a situation that would result in a change to landforms on Earth's surface. A. A volcano erupts on a small island. B. A cold front causes a drop in temperature. C. Flooding loosens dirt and rocks along a hillside.

How long did the astronauts stay on the moon?

Brenda is standing on the beach; the sea is choppy. she observes that the crests of distant waves appear not only smaller, but also closer together than do the crests of waves nearer the beach. this example illustrates a depth cue known as:

If two waves in the same space interfere completely destructively, which of the following occurs? A. The amplitude decreases. B. The amplitude increases. C. The wave speed increases. D. The wave speed decreases.

An electric force exists between which pair of objects? Check all that apply. A) a neutral object and a negative object two negative objects B) a neutral object and a positive object C) two positive objects D) a negative object and a positive object

A person jogs 40 km in 32 minutes then 20 km in 22 minutes and finally 10 km in 16 minutes what is his average speed in in per minute