4. (10pts) The moon (mm = 7.34E22 kg) and the earth (mE = 5.97E24 kg) have a center to center separation of (4.03E8 m). A. Calculate the acceleration on the moon due to the earth. B. What is moon’s average orbital speed, assuming it has a circular orbit about the earth? C. What is the moon’s orbital period about the earth in units of days?

Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called

The a992 steel rod bc has a diameter of 50 mm and is used as a strut to support the beam. determine the maximum intensity w of the uniform distributed load that can be applied to the beam without risk of causing the strut to buckle. take f.s. = 2 against bucklin

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?