« previous next »

Author Question: Sunspots occur in cycles with the maximum number of sunspots occurring about every ________ years. ... (Read 76 times)

fbq8i

  • Hero Member
  • *****
  • Posts: 527
on: Jul 15, 2018
Sunspots occur in cycles with the maximum number of sunspots occurring about every ________ years.
 
  A) five
  B) nine
  C) eleven
  D) fifteen

Question 2

The higher temperatures during the Cretaceous Period were the result of ________.
 
  A) the Milankovich Cycle
  B) additional carbon dioxide in the atmosphere
  C) increased sunspot activity
  D) changing locations of continents


ErinKing

  • Sr. Member
  • ****
  • Posts: 362
Reply #1 on: Jul 15, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

fbq8i

  • Hero Member
  • *****
  • Posts: 527
Reply #2 on: Jul 15, 2018
Thank you


ErinKing

  • Sr. Member
  • ****
  • Posts: 362
Reply #3 on: Jul 15, 2018
No problemo


« previous next »
 

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?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

End of the last Pleistocene glacial maximum End of the last Pleistocene glacial maximum
What rate, compounded once every 3 years, is equivalent to 9% effective rate? What rate, compounded once every 3 years, is equivalent to 9% effective rate?
The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ... The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ...
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
DNA Hypermethylation of Number of Known Genes DNA Hypermethylation of Number of Known Genes
Calculus help: Find a cubic function f (x) = ax3 +bx2 +cx+d that has a local maximum value of 3 ... Calculus help: Find a cubic function f (x) = ax3 +bx2 +cx+d that has a local maximum value of 3 ...
Video: What are Strong & Weak Acids and How they're different?

For a complete list of videos, visit our video library