This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The Earth's orbit is closest to the Sun in January and farthest from the Sun in July. When is the ... (Read 74 times)

Bernana

  • Hero Member
  • *****
  • Posts: 530
on: Jul 28, 2018
The Earth's orbit is closest to the Sun in January and farthest from the Sun in July. When is the Earth moving the slowest in orbit?
 a. Neither January nor July since the orbital speed of the Earth is a constant.
  b. January
  c. July
  d. This occurs twice a year, in April and in October.

Question 2

If the mass of Venus is 0.786 times that of Earth, and its radius is 0.950 that of Earth, estimate the gravitational acceleration g at the surface of Venus. (gearth = 9.80 m/s2)
 a. 7.31 m/s2
  c. 8.27 m/s2
  b. 3.73 m/s2
  d. 8.53 m/s2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

smrtceo

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


Bernana

  • Member
  • Posts: 530
Reply 2 on: Jul 28, 2018
Gracias!

vickybb89

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Solar particles interact with Earth's magnetosphere. Sizes not to scale. Solar particles interact with Earth's magnetosphere. Sizes not to scale.
Earth-Sun Relationships Earth-Sun Relationships
World Mean Sea-Level Temperatures in July World Mean Sea-Level Temperatures in July
Similar Rock Outcrops on Mars and Earth Similar Rock Outcrops on Mars and Earth
The density of Pb(s) is 11.34 g/cm3. Pb(s) exists in the cubic-closest packed structure The density of Pb(s) is 11.34 g/cm3. Pb(s) exists in the cubic-closest packed structure
Spaceman Speff orbits planet X with his spaceship. To remain in orbit at 556 Spaceman Speff orbits planet X with his spaceship. To remain in orbit at 556
Video: Calvin cycle (The light-independent reactions )

For a complete list of videos, visit our video library