A microscope has different magnification powers. Using the If . . . , then . . . format, write a hypothesis that answers the lab question, “What is the effect of magnification on the visibility of cell organelles under a microscope?”

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.