Suppose you are testing different soils to determine which grows healthier bean plants. You count and record the number of leaves on each test every three days for six weeks. What type of graph would be best to display your data?

List a few reasons you do not support nuclear energy

When water waves approach an obstacle such as the supports holding up a pier, they will bend around the supports. This wave phenomenon is called a. reflection. b. refraction. c. diffraction. d. polarization.

What type of system allows matter and energy to enter and exit? A. Connected B. Isolated C. Closed D. Open

What is word meaning "heated to a glow"?

A student is building a simple circuit with a battery, light bulb, and copper wires. When she connects the wires to the battery terminals, the light bulb does not light up. Which of the following could explain why the bulb does not light? A.

Which of these changes does a submarine encounter as it returns from the bottom of the ocean to the surface of the ocean? a. the amount of sunlight increases. b. the water temperature decreases. c. the amount of plants decreases. d.

Why do some elements have symbols that don't use letters in the element's name?

How many (whole number of) 91 kg people can safely occupy an elevator that can hold a maximum mass of exactly 1 metric ton? A metric ton is 1.000 * 103 kg. Answer in units of people.

What are the two types of surface waves? How are they different and which one would cause more damage? Explain.

What causes a regular reflection?