Light from the sun travels in electromagnetic waves. which of these statememts describe electromagnetic waves? choose the three that apply. a. consists of transverse wave patterns
b. can move through a vaccum
c. caused by vibratration in a medium
d. consists of longitudinal wave patterns
e. requires a medium such as air to travel
f. made of vibrating electric and magnetic fields

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.