subject

Physics, 13.04.2021 17:10 homework1911

Two identical balls are thrown from the top of a cliff, each with the same speed. One is thrown straight up, the other straight down. How do the kinetic energies and speeds of the balls compare as they strike the ground? A) The ball that is thrown straight up will have more kinetic energy but less speed than the ball that is thrown straight down.

B) The ball that is thrown straight up will have more kinetic energy and more speed than the ball that is thrown straight down.
Both balls will have the same kinetic energy and speed.

C) The ball that is thrown straight up will have more kinetic energy but less speed than the ball that is thrown straight down.

D) The ball that is thrown straight down will have more kinetic energy and more speed than the ball that is thrown straight up.

ansver

Answers: 1

Show answers

Another question on Physics

question

Physics, 22.06.2019 12:10

Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.

Answers: 1

question

Physics, 22.06.2019 15:00

Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current

Answers: 1

question

Physics, 22.06.2019 18:30

Which word expression describes how much to calculate pressure

Answers: 1

question

Physics, 22.06.2019 19:00

Matter that emits no light at any wavelength is called

Answers: 2

You know the right answer?

Two identical balls are thrown from the top of a cliff, each with the same speed. One is thrown stra...

Questions

question

Mathematics, 24.07.2020 19:01

Just a few questions pls Which of the following possibilities will form a triangle? Side = 13 cm, side = 6 cm, side = 6 cm Side = 13 cm, side =...

question

English, 24.07.2020 19:01

Read this knowledge Article about the common themes in The Crucible alluding to the Salem witch trials and the McCarthy hearings and their connection...

question

Geography, 24.07.2020 19:01

What was one result of the Potato Famine? The Irish broke away from the Roman Catholic Church. The Irish were grateful to the English for giving aid....

question

History, 24.07.2020 19:01

Te parece conveniente lo propuesto por Aristoteles para tratar de explicar la idea de cambio. En que aspecto, explica....

question

Biology, 24.07.2020 19:01

Define gray matter in the spinal cord. It is neural tissue that is dominated by the cell bodies of neurons, neuroglia, and unmyelinated axons, and sur...

question

Mathematics, 24.07.2020 19:01

Which is a correct step to solve the equation 1=−4+3/8x A.4(1)=4(−4+3/8x) B.1=8(−4+3/8x) C.8(1)=8(−4+3/8x) D.3(1)...

question

Mathematics, 24.07.2020 19:01

a food snack manufacturer samples 9 bags of pretzels off the assembly line and weights their contents. If the sample mean is 14.2 oz. and teh sample d...

question

Mathematics, 24.07.2020 19:01

Solve the triangle ABC given B=78◦51, AC=22.31mm and AB= 17.92mm. Find also its area....

question

Mathematics, 24.07.2020 19:01

Graph the functions on the same coordinate axis. {f(x)=x+1g(x)=x2−6x−7 What are the solutions to the system of equations? Select each correct answer....

question

Mathematics, 24.07.2020 19:01

PLEASE HELP! Which of the following is a discrete random variable? a) length of time you play in a baseball game b) length of a car c) volume of water...

question

Biology, 24.07.2020 19:01

2. What can you conclude from your results about the relative effectiveness of antiseptics vs. disinfectants in preventing the growth of E. coli...

question

Mathematics, 24.07.2020 19:01

WILL GIVE BRAINLIEST find the value of r so that the line passes through the points (10, r) and (4, -3) and has the slope of 4/3...

question

Business, 24.07.2020 19:01

n the context of SWOT analysis, which of the following best exemplifies a firm's external opportunity? an increase in its brand equity an increase in...

question

Chemistry, 24.07.2020 19:01

Which is the electron configuration for bromine?...

question

Physics, 24.07.2020 19:01

Follow two steps below to derive Eq. (6): i. Insert the angular acceleration from Eq. (2) and the moment of inertia from Eq. (5) into RHS of Eq. (4) a...

question

Chemistry, 24.07.2020 19:01

How would your calculations of the concentration of [FeSCN]2 been affected if the cuvette you used had a 1.5 cm path length rather than the 1.0 cm val...

question

Mathematics, 24.07.2020 19:01

What will be the perimeter and the area of the rectangle below if it is enlarged using a scale factor of 3.5? Perimeter = 98 cm, area = 588 cm2

question

Biology, 24.07.2020 19:01

The countercurrent multiplier is a system by which the:. a. nephron loop multiplies the concentration of salts in the interstitial fluid of the kidne...

question

Mathematics, 24.07.2020 19:01

A 6 sided die numbered 1 to 6 is rolled . Find the probability that in the roll of the results is an odd number or less than 4...

question

Mathematics, 24.07.2020 19:01

Which of the following graphs represents a one-to-one function?

More questions: Physics Another questions

Questions on the website: 13722363