Humans can see several thousand shades of color but have cone photoreceptors that are sensitive to three wavelengths of light (blue, red, and green). What is the best explanation for why we see so many colors?

Select the correct (TRUE) statement about equilibrium.

Read the pages and match the Spanish answer that correspond to the English question. (THERE ARE 4 EXTRA ANSWERS)           .

Fill in the blanks to translate: I buy it (la lámpara).  Yo [1] [2].  (comprar)

Part A. Listen the audio below, then choose the correct responses for each question.   *There are extra words/phrases in the word bank.

I like grapes. 

Part B.   Watch/Listen to the video and answer the questions that follow. 

A bacteria population starts off with 5 bacteria cells.  If the population doubles every [a] hours, how large will the colony be after [d] days?  Give your answer in the box below to two decimal places.

Use this question to upload your work.

List all the possible rational roots of the polynomial