Phosphorus is:

found free in the atmosphere

returned to the soil by rhizobium

added to the soil through weathering

usually very abundant in an ecosystem

A 1056-hertz tuning fork is sounded at the same time a piano note is struck. You hear three beats per second. What is the frequency of the piano string? A 1056-hertz tuning fork is sounded at the same time a piano note is struck.

You performed an experiment in which you measured the amount of water leaking through different types of roofs. For one roof, you measured a volume of 13.2 ounces. What is this measurement in Sl units? 1 lb = 16 oz; 1 kg = 2.2 lbs. A. 0.375 kg B. 0.

Can you change your mass without changing your weight?

2. Which layer of the sun is the hottest? 3. What 2 elements are in that layer? 4. Which layer is the "surface of the sun? 5. What is the area outside the chromosphere and what is its temperature? 6.

What type of experiment involves changing only one variable at a time

If the water cycle is effective why are some areas in the world always short on water?

Low-frequency red light is used in dark rooms because it does not expose the film. This is because the red light has a low

Mark puts an object that has a mass of 58.2kg in a cart that has a mass of 73.00 kg.

two objects are in uniform circular motion at the same speed but at different radii. the ones with the __ radius has the largest centripetal acceleration.

What about a rubber band, can it change its shape? Is it a solid?