Question

what is Snells Law?

Answer 1

Here is a source you can look at:
http://en.wikipedia.org/wiki/Snell%27s_law

Answer 2

hey u little girl help ^^

Answer 3

what?...

Answer 4

Which uses the correct verbs for formal speech or writing?
A. I am sure if Ethel were having a party, she would have mentioned it to us or asked us to help with it.
B. I'm sure if Ethel was having a party, she would have mentioned it to us or asked us to help with it.

Answer 5

I believe it is B

Answer 6

Which uses the correct verbs for formal speech or writing?
A. Poor Darla! Suppose her mother was yours instead and you had to deal with all that nagging.
B. Poor Darla! Suppose her mother were yours instead and you had to deal with all that nagging.

Answer 7

A

Answer 8

Which uses the correct verbs for formal speech or writing?
A. Madelaine liked to dream about what her life would be like if she was Oprah Winfrey.
B. Madelaine liked to dream about what her life would be like if she were Oprah Winfrey.

Answer 9

A

Answer 10

Which is correct?
A. Politics have often been a good field for those interested in government and social change.
B. Politics has often been a good field for those interested in government and social change.

Answer 11

I think it is B

Answer 12

Which is correct?
A. Leo seems mighty pleased with himself for remembering that five times four are twenty.
B. Leo seems mighty pleased with himself for remembering that five times four is twenty.

Answer 13

A

Answer 14

Which is correct?
A. The basics of arithmetic is covered as a review before the book moves on to equations.
B. The basics of arithmetic are covered as a review before the book moves on to equations.

Answer 15

B

Answer 16

Which is correct?

A. According to a mine spokesman, the initial news was not very encouraging, but all the miners were eventually rescued.
B. According to a mine spokesman, the initial news were not very encouraging, but all the miners were eventually rescued.

Answer 17

A

Answer 18

Which is correct?
A. DeeJay was convinced that a million dollars were just chump change to his friend who'd signed with a professional team.
B. DeeJay was convinced that a million dollars was just chump change to his friend who'd signed with a professional team.

Answer 19

This one im not too sure, maybe B

Answer 20

http://en.wikipedia.org/wiki/Snell's_law