Physics, 28.06.2019 07:00 magdlenejekkar

How do kinetic energy, gravitational potential energy and heat due to friction change as the marble rolls down the ramp

Answers: 1

Show answers

Another question on Physics

Physics, 21.06.2019 22:50

Acar of mass m goes around a banked curve of radius r with speed v. if the road is frictionless due to ice, the car can still negotiate the curve if the horizontal component of the normal force on the car from the road is equal in magnitude to 101) a) mv2/r b) mg/2. d) mg e) tan[v2/(eg)]

Answers: 2

Answer

Physics, 21.06.2019 23:30

A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?

Answers: 3

Answer

Physics, 22.06.2019 07:30

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

Answers: 1

Answer

Physics, 22.06.2019 12:30

Brades exam guidelines exam instructions billing & payments & support question 6 of 20 : select the best answer for the question use this illustration to answer the question below. forms & resources al programs 9 ww linics 6. in the circuit shown in the figure above, suppose that the value of r, is 100k, and the value of r2 is 470 kq. at which of the following locations in the circuit would you measure the highest voltage with your meter? rvices 999999 a. between points b and c b. between points a and b c. between points b and e d. between points a and c eredu mark for review (will be highlighted on the review page) mend < < previous question next question

Answers: 1

Answer

You know the right answer?

How do kinetic energy, gravitational potential energy and heat due to friction change as the marble...

Questions

SAT, 25.11.2021 05:10

why do people always be hurt at school or be pushed to do something. when you go tell the teacher they won't do anything. I thought that teachers and...