Lionel22 Lionel22

04-03-2016
Biology

contestada

the total energy in a system is 30J and the PE is 20J. what is the KE?

Respuesta :

kiki134 kiki134

04-03-2016

Total mechanical energy = potential energy + kinetic energy.

If we plug in our numbers:

30 = 20 + KE

Let's solve for KE:

30-20= KE

10 = KE

If we go back to the original equation:

30 = 20 + 10

Thus we know this is correct.

Answer Link

Otras preguntas

A ray diagram is shown. A tree acts as the object further than 2 F away from a biconvex lens. The distance between 2 F and the object is labeled W. The distance

what is the center of (x+5)^{2}+(y-4)^{2}=121?

I will mark brainlest there are 8 girls and 16 boys in the play, what is the ratio of girls to boys?

What happened on Lexington Green on April 19, 1775?Who fired the shot that began the American Revolution?

What is the range of pH values in a basic solution? a.pH=7 b.pH is greater than 7 c.pH is between 0 and 14 d.pH is less than 7

What is the product of -3 and 5

A certain social media application is popular with people across the United States. The developers of the application are updating the algorithm used by the app

Sahiti has a circular tabletop with a 2-foot diameter. She wants to paint a pattern on the table top that includes a 2-foot-by-1-foot rectangle and 4 squares wi

Please help me. The question is “ Which Tube will experience the greatest loss of water? Claim: Tube #___ will have the greatest amount of water loss. the optio

Ex 3: You will write 3 sentences about what will happen in the future using will as in ex 3. please urgent