Author Question: Relativity equations for time, length and momentum hold true for A) relativistic speeds. B) ... (Read 72 times)

robinn137

  • Hero Member
  • *****
  • Posts: 544
Relativity equations for time, length and momentum hold true for
 
  A) relativistic speeds.
  B) everyday low speeds.
  C) both of these
  D) neither of these

Question 2

Halley's comet has an elliptical orbit around the Sun with a period of 76.0 years. At its closest approach (perihelion) it is 88.6 x 1010 m from the Sun and has a speed of 54.8 km/s.
 
  How far is it from the Sun at its furthest point (aphelion)? The mass of the Sun is 2.00  1030 kg and G = 6.67 x 10-11 Nm2/kg2. A) 12.8  1012 m
  B) 32.3  1012 m
  C) 5.42  1012 m
  D) 31.4  1012 m
  E) 52..3  1012 m



sierramartinez

  • Sr. Member
  • ****
  • Posts: 313
Answer to Question 1

Answer: C

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

For a complete list of videos, visit our video library