True or false: Even though ozone protects us when we are breathing it near the ground, it is harmful to us when it is high up in the atmosphere.

When moving to a new apartment, you rent a truck and create a ramp with a 244 cm long piece of plywood. The top of the moving ramp lies on the edge of the truck bed at a height of 115 cm.

What is the name of the theory that led to the development of the theory of plate tectonics

What type of code do digital signals use? A. Enigma B. FM waves C. visible light D. Binary

Is it possible to have negative specific heat? Explain.

Determine the rotational period of Saturn in earth years

A roller coaster track is a good example of the law of conservation of energy. Use this law to explain these facts about a roller coaster track. a. The largest hill for a roller coaster track is the first hill on the track.

Which statement about the spectrum of light that emerges from a prism is true? A. High-frequency colors bend more than low-frequency colors. B. High-frequency colors bend less than low-frequency colors. C.

What kind of process can create "rogue" waves? a. Constructive interference c. Refraction b. Destructive interference d. Standing waves

What are constellations? 1. Apparent groupings of stars and planets visible on a given evening 2. Groups of galaxies gravitationally bound and close together in the sky 3.

What is pitch? give an example of a high pitch sound a low pitch sound