There are two high tides and two low tides in each 25-hour period because: Group of answer choices Earth completes a full rotation every 24 hours, but the Moon moves too. Earth orbits around the Sun in a little over 24 hours. the Moon orbits Earth in 25 hours. heating and cooling of the seas occur twice each day.

Aboxcar traveling at 12 m/s approaches a string of 5 identical boxcars sitting stationary on the track. the moving boxcar collides and links with the stationary cars and they all move off together along the track. what is the final speed of the cars immediately after the collision? (you may take the mass of each boxcar to be 18,537 kg.)

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?