Can anyone help me with the questions above? it says : which type of market structure consists of many firms which drive the price of a good or service down?
the answers are there

After getting the slide and microscope ready, stella is eager to see the microscopic pond water specimen! she crouches around her microscope and aligns her eye with the microscope’s eyepiece. but she's only able to see a bright white light. at this point, no specimens or cells are visible on stella's pond water slide. after taking a moment to collect her thoughts, stella realizes she can't see any lifeforms because .

What is the name for a substance formed in a chemical reaction

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity