Make the selection that best completes the sentence. all of the planets in our solar system orbit the sun a. in perfect circles b. at the same speed c. in an ellipse d. at the same distance

What does x represent in the formula for the compound xcl4?

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.