A hollow steel ball with an outer volume of 0.310m3 and an inner volume of 0.300m3 is attached to the seabed with a chain so that it
ends up under water when the sea is high (when the water is high).
(a) How much buoyancy does the ball have when it is under water?

Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue

What causes the formation of ocean currents?

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of