(WILL MARK BRAINLIEST) Ms. Baker’s science class completed their science investigation on separating a mixture of salt, sand, and iron filings. Students used the tools below to separate their mixture and observed their outcome. Sam noticed that salt was not visible and predicted it was in the cup of water. (SC.5.P.8.3)

How will Sam need to prove her prediction is correct?

A. Sam will need to increase the temperature of the water in the cup. The heat will cause the water to evaporate and leave the salt crystals behind.

B. Sam will need to freeze the salt to make it stronger so that it floats in the cup.

C. Sam will need to use the magnet to separate the salt in the cup of water.

D. Sam will need to use the hand lens to observe the water and find the salt floating in it.

Bicycle riding should be encouraged, and adding bicycle lanes will increase the number of riders. it is healthier for people to ride than to sit angrily in traffic. it is healthier for everyone to breathe cleaner air. sharing the road can be tricky, but there are things that can be done. so, add the bike lanes and get rolling! which sentence would improve this conclusion? every town should consider adding bicycle lanes, because it is a great idea. organizing safety classes for drivers and cyclists will ensure that everyone knows the rules. do not listen to negative people who complain about anything new. it is true that some people might get injured, but even walking can be dangerous.

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What is rand's reason for including the ra.pe scene?   how does the event change both roark and dominique?   discuss how current attitudes on relations between the se.xes have changed since the publication of the fountainhead.