« previous next »

Author Question: Which of the following is not a fundamental quantity? a) Time b) Mass c) Length d) Area ... (Read 107 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
on: Jul 28, 2018
Which of the following is not a fundamental
  quantity?
  a) Time
  b) Mass
  c) Length
  d) Area
  <-- if ppt--><--endif-->

Question 2

Halley's comet moves about the sun in an elliptical orbit with its closest approach to the sun being 0.59 A.U. and its furthest distance being 35 A.U. 1 Astronomical Unit (A.U.) is the Earth-sun distance. If the comet's speed at closest approach is 54 km/s, what is its speed when it is farthest from the sun?


asdfasdf

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

910 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
A Coronal Mass Ejection A Coronal Mass Ejection
Illustration of the Brain Lobes Showing Location of Broca’s Area and Wernicke’s Area Illustration of the Brain Lobes Showing Location of Broca’s Area and Wernicke’s Area
Due to compressibility, atmospheric mass gradually “thins out” with height. Due to compressibility, atmospheric mass gradually “thins out” with height.
Place a towel or sheet over knee area. Use a thin barrier to protect skin from cold source. Place a towel or sheet over knee area. Use a thin barrier to protect skin from cold source.
Apply the body wrap substance to the back with long, smooth strokes, covering the area thoroughly. Apply the body wrap substance to the back with long, smooth strokes, covering the area thoroughly.
Video: Fetal development - Weeks 9 to 38

For a complete list of videos, visit our video library