10.
Which of the following graphs best depicts the relationship between the gravitational force, F, that two
masses exert on one another and the distance, d, which separates their centres of mass?

Force ys. Distance

d. D
e. E
a. A
b. B
c. С

What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?

Heena wants to measure the volume of a ball that is 24 cm across. how should she set up her equation?

4. who was the first one to measure the speed of light and conclude that it is finite? 5. who was the first philosopher who thought the speed of light is finite? 13. what is the speed of light numerically? 14. give an example of something moving faster than light 15. give an example for some particles or waves that