Select the correct answer.

Thirst is a sign of dehydration.

A.

True

B.

False

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What rock makes up the majority of the mares?

You have a horizontal grindstone (a disk) that is 85 kg, has a 0.31 m radius, is turning at 88 rpm (in the positive direction), and you press a steel axe against the edge with a force of 21 N in the radial direction.

A racing car's velocity is increased from 44 m/s to 66 m/s in 11 seconds. What is the acceleration? and what is the displacement?

A truck is traveling at 11.9 m/s down a hill when the brakes on all four wheels lock. The hill makes an angle of 15 ° with respect to the horizontal. The coefficient of kinetic friction between the tires and the road is 0.861.

Give a calculate answer to show that the two values (English system and metric system) for the Planck Constant are equivalent. h=4.14*10-15 (eV-sec) or 6.63*10-34 (Joule-sec)

If element X has 17 protons, how many electrons does it have?

A 2.0-kilogram laboratory cart is sliding across a horizontal frictionless surface at a constant velocity of 4.0 meters per second east. What will be the cart's velocity after a 6.0-newton westward force acts on it for 2.

A boat floats with 25% of its volume under water. a. What is the boatâs density? b. If the boat was made from 500 kg of metal, what is the volume of the boat? (Assume the air in the boat has negligible mass and density) c.

Why does each mineral have their own property, different from every other mineral?

Earth's tallest mountain ranges are found at plate boundaries