rsonayacharvo rsonayacharvo
  • 11-11-2016
  • Physics
contestada

Calculate the work needed for a 65 kg person to climb through 4.0 m
on the surface of (a) the Earth and (b) the Moon

Respuesta :

scme1702
scme1702 scme1702
  • 15-11-2016
Work done = mgh; m = 65 kg, h = 4 m

a) g on Earth = 9.81 m/s²
W = 65 x 9.81 x 4
= 2550 Joules

b) g on moon = 1.62 m/s²
W = 65 x 1.62 x 4
= 420 Joules
Answer Link

Otras preguntas

Whats 3+3 for a prize~!u>
how many solutions does 4(x-5)=3x-7
C = 0.765x + 0.06(0.765x) Chris is an employee at the store. He plans to buy a coat during the sale. The price of the coat before the discount is $100. How much
Three Common Emotional Defense Mechanisms
The nutrient intake level estimated to meet the needs of 50 percent of the individuals in a life-stage and gender group is known as a. recommended dietary allo
When a reader examines Utopia and then gives an opinion about it, the reader is
What should be added to −5 to make the sum 0
Which of the following is only a muscle-strengthening activity that can be completed in school? Running, Sit-ups, jumping, or stretching
Explain which fraction strips you could use to add 1/3 and 3/6
All aspects of the training program come together in the