Hypothesis: Water is always denser than oil and we can test this by pouring equal quantities of water and cooking oil together in a container. The water sinks to the bottom and the oil is on top because it's less dense. We decide to change one factor: temperature. We put the mixture in a freezer all night. In the morning we notice that the water, now ice with bubbles, has risen to the top of the mixture. The oil is not frozen but is now on the bottom. Choose the best probable analysis to fit result.

(drag each tile to the correct identify which questions can be answered by what can be answered by science or which cannot. -is it right or wrong to use genetic engineering to produce new food products? -what are the most common social settings that tend to produce accomplished artists? -if a new gene is added to the genome of a tomato species, will that species be more resistant to insects? -should humans use biotechnology to bring extinct organisms from the fossil record back to life? -do the types of organisms found in the fossil record appear in consistent sequences in different parts of the world? -are michelangelo's paintings more impressive than rembrandt's?

Nerve cells are specialized to respond to stimulitrue or false?

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.