« previous next »

Author Question: A year is defined as A) the time it takes for Earth to complete a rotation on it (Read 653 times)

Melanie

  • Full Member
  • ***
  • Posts: 204
on: Aug 28, 2013
A year is defined as
A) the time it takes for Earth to complete a rotation on its axis.
B) the time it takes for the moon to complete an orbit of Earth.
C) the time it takes for the moon to complete a phase cycle.
D) the time it takes for Earth to complete an orbit around the Sun.
E) the time it takes for the Sun to complete an orbit around Earth.


penza

  • Hero Member
  • *****
  • Posts: 1,022
Reply #1 on: Aug 28, 2013
Oh! I know the answer is D.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

The complete life cycle of a trematode. The complete life cycle of a trematode.
From space earth shows itself as a planet covered mostly by water. From space earth shows itself as a planet covered mostly by water.
In dihedral symmetry, all subunits can be related by rotation In dihedral symmetry, all subunits can be related by rotation
Earth with Rings Earth with Rings
Effects of Earth’s Changing Orientation: Solar Angle Effects of Earth’s Changing Orientation: Solar Angle
Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me. Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me.
Video: Cortisol (protein catabolism, gluconeogenesis, vasoconstriction & anti-inflammation)

For a complete list of videos, visit our video library