Which of these statements is true about a 'Goldilocks zone'? 1.The distance away from any star where the temperature would allow water to be a
liquid

2.A habitat anywhere in space where life can exists

3.The distance away from our sun where it is too hot or too cold for life to exist

4. A place in a solar system where it is possible for bears to live.

Place several e-field sensors at a few points on different equipotential lines, and look at the relationship between the electric field and the equipotential lines. which statement is true? 1-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of higher voltages. 2-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of lower voltages. 3-at any point, the electric field is parallel to the equipotential line at that point.

If a star is moving toward earth, it is

Which of the following are forms of phase changes a. freezing b. condensation c. heating d. exchanging