This topic contains a solution. Click here to go to the answer

Author Question: You observe a star very similar to our own Sun in size and mass. This star moves very slightly back ... (Read 37 times)

P68T

  • Hero Member
  • *****
  • Posts: 509
You observe a star very similar to our own Sun in size and mass. This star moves very slightly back and forth in the sky once every 4 months, and you attribute this motion to the effect of an orbiting planet.
 
  What can you conclude about the orbiting planet?
  A) The planet must be closer to the star than Earth is to the Sun.
  B) The planet must be farther from the star than Neptune is from the Sun.
  C) The planet must have a mass about the same as the mass of Jupiter.
  D) You do not have enough information to say anything at all about the planet.

Question 2

How are wavelength, frequency, and energy related for photons of light?
 
  A) Longer wavelength means higher frequency and lower energy.
  B) Longer wavelength means lower frequency and lower energy.
  C) Longer wavelength means lower frequency and higher energy.
  D) Longer wavelength means higher frequency and higher energy.
  E) There is no simple relationship because different photons travel at different speeds.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

6ana001

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

A

Answer to Question 2

B





 

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?

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?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

For a complete list of videos, visit our video library