Physics, 03.11.2020 03:50 dquezada21

I WILL NAME YOU BRAINLIEST 8. An empty toy train car of
mass 50 kg coasts along at 5 m/s. A 10-kg toy is
suddenly dropped vertically into the car. Find the speed of the car immediately
after the toy is dropped in.
A. 0.5 m/s
B. 4.2 m/s
C. 5 m/s
D. 50 m/s

Answers: 1

Show answers

Another question on Physics

Physics, 22.06.2019 11:40

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?

Answers: 3

Answer

Physics, 22.06.2019 16:50

Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.

Answers: 1

Answer

Physics, 22.06.2019 20:00

Choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. a 1.0 kg block is placed on top of a 2.0 kg block. a horizontal rope pulls the 2.0 kg block across a frictionless floor with a force of 21.0 n. the coefficient between the two blocks is 0.75. does the 1.0 kg block on top slide?

Answers: 3

Answer

Physics, 23.06.2019 02:00

Which statement describes the formation of our sun? a disk formed of long trails of stars coiled into a spiral. it formed an elliptical flattened disk. heat and gases contracted within a nebula. gravity pushed stars away from a center core.

Answers: 1

Answer

You know the right answer?

I WILL NAME YOU BRAINLIEST 8. An empty toy train car of
mass 50 kg coasts along at 5 m/s. A...

Questions