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

Author Question: The apparent motion of an object when it is viewed from two different positions against a fixed ... (Read 82 times)

asmith134

  • Hero Member
  • *****
  • Posts: 576
The apparent motion of an object when it is viewed from two different positions against a fixed background is called
 a. Hubble's effect.
  b. parallax.
  c. paradox.
  d. Brighton's effect.

Question 2

When an electron in an atom falls from a higher energy level to a lower one, a ______________ is ______________.
 a. proton; absorbed
  b. proton; emitted
  c. photon; absorbed
  d. photon; emitted



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Viet Thy

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

b

Answer to Question 2

d





 

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

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

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

For a complete list of videos, visit our video library