3 A jet plane accelerated along a straight runway from rest to a

speed of 140m's in 50s when it took off. Calculate

its change of velocity and its acceleration

A diverse group of eukaryotic unicellular and multicellular microorganisms

The motion of a particle is described by x = 10 sin (πt + π/3), where x is in meters and t is in seconds. At what time in seconds is the potential energy equal to the kinetic energy?

A rock has a mass of 2.00 kg on the moon. What is the mass of the rock on the earth?

What is the si unit of displacement?

Where is the best place to put pfds while you are out on your boat?

A person gets into an elevator at the lobby level of a hotel together with his 30-kg suitcase, and gets out at the 10th floor 35m above. Determine the amount of energy consumed by the motor of the elevator that is now stored in the suitcase

In the diagrams, the solid green line represents Earth's rotational axis and the dashed red line represents the magnetic field axis. Which diagram accurately shows Earth's magnetic field?

What has been gravity's apparent role in our solar system so far? Focus on the formation of planets, individual orbits, alignment of planets in orbital plane, and any other phenomena you find relevant to the question

A 19 cm long, 10 mm diameter string was found to stretch 3.5 mm under a force of 16 N. The string breaks at a force of 42 N.

How might a nitrogen-oxygen atmosphere on the moon affect the range of temperatures on the moon? A) An atmosphere might hold in heat, making the moon very hot B) An atmosphere might block heat radiating from the sun, making the moon very cold C) An