What is the difference between a flat line

in a distance/time graph, and a

speed/time graph?

This type of a boundry can be located at around 40 N latitude and 0 long titude

What type of energy transformation happens in hydro-electric power?

Is nitrogen a conpound

What is an effect of gravity on objects on the surface of Earth? Check all that apply. A. Objects "fall" toward the center of Earth. B. Objects are pulled by Earth but do not pull on Earth. C. Objects accelerate at a rate of 9.8 m/s each second. D.

How does car brakes change physical forces related to: •Collision •Velocity during impact •Acceleration/Deceleration • Force of impact •Momentum

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