Which of these causes the lower mantle to remain solid despite high temperatures?

a. salinity

b. density

c. pressure

d. chemical composition

a ship needs to sail to an island that is 1000 km south of where the ship starts. if the captain sails south at a steady velocity of 30 kmh for 30 hours, will the ship make it? Explain.

A square plate of copper with 55.0 cm sides has no net charge and is placed in a region of uniform electric field of 82.0 kN/C directed perpendicularly to the plate. a. Find the charge density of each face of the plate. b.

A climber pulls down on the rope causing his body to lift upward in rise up along the rope is this newtons first law second or third law?

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An aluminum sheet is compressed to a thickness of 2.0 microns. If each cubic centimeter of aluminum has a mass of 2.70 g, what is the mass of an aluminum sheet, in grams, if its total surface area is 5 m2

A rectangular coil with sides 0.10 m by 0.25 m has 500 turns of wire. It is rotated about its long axis in a magnetic field of 0.58 T directed perpendicular to the rotation axis.

Stars set about how many minutes earlier each day? A. 8 B. 6 C. 4 D. 2

Whose atomic theory explains how atoms emit and absorb light

Closed clusters are groups of closely grouped stars that are located along the spiral disk of a galaxy. a. True b. False

Five forces are exerted on a box as follows: 10 N south 20 N north 50 N east 35 N west 15 N west. What is the resultant force?