Consider the facts below. Fact 1: The density of solid steel is 7.8 g/cm3. Fact 2: Many large ships are made from steel. Which scenarios may be explained by the facts on the left? Check all that apply. Steel does not rust. The total density of the ship is based on its mass divided by its volume, not just on the density of the materials used in making it. A solid block of steel will float in water. A solid block of steel will sink in water.

One statements is an example of a scientific observation. another statement is an example of a scientific explanation. identify the correct statement for each category to illustrate how scientific explanations are inferred from scientific observations.

What is the next step in muscle contraction after the actin changes shape? (apex)

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them