Which arrow represents the change of state described
above?
The diagram shows changes of state between solid, liquid,
and gas. The atoms of a substance gain energy during a
change of state. Before the change, the atoms are close
together and cannot slide past one another. After the
change, the substance can fill its container.
A•L
B•м
C•Ν
D•O
gas
solid
liquid

Long term exposure to waves can cause sunburns and skin cancer.

Where can dna be found in a prokaryotic cell

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a.m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed