Why does weather vary from day to day?
PA
because cold fronts are always followed by a series of colder fronts before a warm front returns
because the rotation of the Earth causes the atmosphere to expand and contract as it nears the Sun or Moon
Cu because the Sun's energy heats all parts of the Earth evenly but does not heat the atmosphere
NA D. because weather is a complex interaction among many different variables that are constantly changing
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3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt