5. which event marks the end of both the Paleozoic era and the mesozoic era?

A. cenozoic

B. mesozoic

C. paleozoic

D. precambrian

Specific volume of ice when melted compared to the volume of water created.

A turbine blade 6.3 cm long with cross sectional area 4.6x10-4 m2 and perimeter 0.12 m is made of stainless steel (k=18 w/mk). the temperature of the root is 482oc.

A 10,844.0 kg truck is initially at rest. The truck then accelerates across a level road and reaches a constant speed. It takes the truck 25.4 seconds to reach its final speed. At this speed, the truck has 41,505.4 joules of kinetic energy.

Inner planets that are composed mainly of rock and metal are called

Consider a circuit with a main wire that branches into two other wires. If the current is 10 A in the main wire and 4 A in one of the branches, how much current is in the other branch?

A 1,120 kg car is travelling with a speed of 40 m/s. Find its energy.

3. Calculate the amount of current through a 45-watt light bulb that is connected to a 120-volt circuit in your home.

Are oranges called oranges because oranges are orange, or is orange called orange because oranges are orange?

An object at rest has no net force acting on it. a. True b. False

A baseball has mass 0.145 kg. (a) If the velocity of a pitched ball has a magnitude of and the batted ball's velocity is in the opposite direction, find the magnitude of the change in momentum of the ball and of the impulse applied to it by the bat.