A spring balance is attached with string to the piece of aluminum in the preceding problem. What reading will the balance register when the metal is submerged

Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.

The mantle is made up of which structural zones?

While the change in blank will remain the same during a collision, the force needed to bring an object to a stop can be blank if the time if collision is blank