Energy moves through an ecosystem, is known as a

a. habitat.

c. food net.

b. food chain.

d. food web.

Which equations represent the relationship between wavelength and frequency for a sound wave? check all that apply

An electric razor costs Del Pharmacy $54.39. Its selling price is $108.98. The overhead included in the price totals $22.85. What is Del Pharmacy's net profit on the razor?

A flat metal washer is heated. As the washer's temperature increases, what happens to the hole in the center? A flat metal washer is heated.

When an object is charged, what type of subatomic particle is transferred between objects?

Express 10^11 miners in examiners. Answer in units of Emine ... ?

A man is sitting on a 20 m height building and his mass is 50 kg. Calculate the mechanical energy.

Which of the following correctly describes which types of waves travel through which types of mediums? A) Transverse waves travel through solids, liquids, and gases.

Niko was hiking in the mountains when he found a spring, or a place where water naturally flows out of the ground. Where did the water in the spring come from? A. It is water that was squeezed out of an igneous rock when the rock changed. B.

Is mount st. Helen still active today

When a pendulum swings if not continuously pushed it will stop eventually because some of its energy is changef into what energy