1. What hypothesis will the experiment test? 2. What are the variables?
3. What purpose would the sand serve?
4. What purpose would the water serve?
5. What purpose would the heat lamps serve?
6. What purpose would the thermometers use?
7. How can you use these materials to test whether land or water heats faster?
8. How would you compare whether land or water heats faster?
9. Within a 24-hour period, at what three points should the temperature be taken? Why?
10. What would an effective conclusion need to include?
I NEED HELP PLEASE

Recently, crops of vegetables such as lettuce and green onions have been contaminated, while they are still on the farm, with bacteria that cause food poisoning. how will science influence the way the government responds to prevent an increase in food-borne diseases? because science has shown that lettuce and green onions are not nutritionally valuable, the government may pass laws that ban the sale of lettuce and green onions. because science has shown that there is no way to prevent bacterial contamination, the government may pass laws that punish businesses that buy lettuce and green onions. because science has shown that the washing of hands prevent the spread of infectious diseases among people, the government may pass laws that require hand washing by everyone who handles food. because science has shown there are ways to find the source of the contamination, the government may pass laws that require farm practices that reduce the contamination of lettuce and green onions.

Why were the results whit just water so much different than the trials with the detergent ?

True or false most plants are c3 plants, because they use molecules of carbohydrate known as g3p in their photosynthesis process.