Physics, 17.08.2021 21:40 baby0905rodriguez

An astronomer has observed an exoplanet orbiting a nearby star, and determined the period of orbit of the planet, and its orbital radius around the star. Is this enough information to determine the mass of the planet? If not, what other information w...

Answers: 2

Show answers

Another question on Physics

Physics, 21.06.2019 21:40

Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?

Answers: 3

Answer

Physics, 22.06.2019 06:00

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

Answers: 1

Answer

Physics, 22.06.2019 13:30

Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline

Answers: 1

Answer

Physics, 22.06.2019 15:00

Amoving company collects data about couches they move and displays the data in a table. the force along the ramp, the angle of the ramp, and the height the couch is raised to are shown. which statements correctly compare the work done to move the couches? check all that apply. the same amount of work is done for couches 1 and 3. the same amount of work is done for couches 2 and 3. the work for couch 1 is greater than the work for couch 2. the work for couch 2 is less than the work for couch 3. the work for couch 3 is greater than the work for couch 1. the work for couch 2 is greater than the work for couch 1.

Answers: 1

Answer

You know the right answer?

An astronomer has observed an exoplanet orbiting a nearby star, and determined the period of orbit o...

Questions