« previous next »

Author Question: Which of the following is not a fundamental quantity? a) Time b) Mass c) Length d) Area ... (Read 69 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?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Eating is a nutritional as well as a social time Eating is a nutritional as well as a social time
A freshly applied autograft. Note that the donor skin has been perforated so that it can be stretche A freshly applied autograft. Note that the donor skin has been perforated so that it can be stretche
Historical Time Line of Regulatory Acts, Standards, and Organizations Historical Time Line of Regulatory Acts, Standards, and Organizations
How to find the average atomic mass of an element How to find the average atomic mass of an element
The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ... The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ...
Video: Stress and Immune System Animation

For a complete list of videos, visit our video library