Iron has a known density of 7.9g/ml. if a sample of iron has a mass of 84.5 grams, how many millimeters of water will the sample displace?

Ball b is hanging from an inextensible cord. an identical ball a is released from rest when it is just touching the cord and drops through the vertical distance h a 5 8 in. before striking ball b. assuming e 5 0.9 and no friction, determine the resulting maximum vertical displacement h b of the ball b

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island