Simone knows that there are more hours of daylight during the summer season. Which of the following is a possible combination of daylight and darkness during one rotation of Earth on its axis in the summertime? A. 8 hours of daylight; 4 hours of darkness B. 275 days of daylight; 90 days of darkness C. 14 hours of daylight; 10 hours of darkness D. 90 days of daylight; 0 days of darkness

The acceleration due to gravity on Eartha. is the same at all locations on the surface of Earthb. is greater for heavier objectsc. is greater at the equator and less at the polesd. is the same at any two locations provided that the distance to the centre of Earth at thoselocations is the samee. varies slightly with latitude

According to Lunar Laser Ranging experiments the average distance LM from the Earth to the Moon is approximately 3.85 × 10° km. The Moon orbits the Earth and completes one revolution in approximately 27.5 days (a sidereal month). How can the mass of the Earth be calculated using the information above? Select the correct statements. Select one or more: O a. Use Newton's third law. O b. Use Newton's first law. c. Use Coulombs law. O d. Use Newton's second law.

Describe the differences between spring and neap tides. What are the physical reasons that cause these events?