« previous next »

Author Question: Consider an asteroid that orbits the Sun once every 5 years. Does this object ever cross the Earth's ... (Read 74 times)

mmm

  • Hero Member
  • *****
  • Posts: 558
on: Jul 28, 2018
Consider an asteroid that orbits the Sun once every 5 years. Does this object ever cross the Earth's orbital path?
  1.Yes, it must cross twice every five earth years.
  2.No, it can never cross Earths orbital path.
  3.Yes, it must cross once every Earth year.
  4.It is impossible to tell.

Question 2

Mercury, the closest planet to the Sun, has an orbital period that is
  1.greater than that of all of the other planets.
  2.less than that of all of the other planets.
  3.greater than that of some of the planets and less than that of others.
  4.equal to one Earth year.


trampas

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 28, 2018
Answer to Question 1

4

Answer to Question 2

2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Humanmade pollutants may be driving the expansion of the Earth’s tropical belt seen Humanmade pollutants may be driving the expansion of the Earth’s tropical belt seen
Speed of Earth Speed of Earth
During drought years on the Galapagos, small, easily eaten seeds become rare, le During drought years on the Galapagos, small, easily eaten seeds become rare, le
The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
Cross functional Process Flow Diagram Cross functional Process Flow Diagram
School age (late childhood): 6–12 years, or to puberty. School age (late childhood): 6–12 years, or to puberty.
Video: Neuron structure and function - sensory neurons, association neurons & motor neurons

For a complete list of videos, visit our video library