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

Author Question: State the law of reflection. What will be an ideal response? ... (Read 36 times)

humphriesbr@me.com

  • Hero Member
  • *****
  • Posts: 550
on: Jul 27, 2018
State the law of reflection.
 
  What will be an ideal response?

Question 2

Suppose that there are 10 billion (10,000,000,000,000 ) habitable planets in our galaxy, that 1 in 5 habitable planets has life, that 1 in 1000 planets with life has at some point had an intelligent civilization, and that 1 in 1000 civilizations that
 
  have ever existed is in existence now. How many civilizations would exist at present? A) 200,000
  B) 2,000,000
  C) 20,000
  D) 20,000,000


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

C.mcnichol98

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 27, 2018
Answer to Question 1

The angle of incidence is equal to the angle of reflection.

Answer to Question 2

B


humphriesbr@me.com

  • Member
  • Posts: 550
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

matt95

  • Member
  • Posts: 317
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Martin Van Buren, sitting uncomfortably for this engraving, would eventually ascend to the presidenc Martin Van Buren, sitting uncomfortably for this engraving, would eventually ascend to the presidenc
Ion channels in myocardial cells: (a) resting state before action potential (all channel gates ... Ion channels in myocardial cells: (a) resting state before action potential (all channel gates ...
The clonal selection theory of the adaptive immune response The clonal selection theory of the adaptive immune response
The steady state in enzyme kinetics The steady state in enzyme kinetics
The Let-Down Response The Let-Down Response
An example of a cell-mediated immune response targeting virus-infected cells. An example of a cell-mediated immune response targeting virus-infected cells.
Video: Causes of Acne

For a complete list of videos, visit our video library