12. A museum has plaques showing information about dinosaurs. The Stegosaurus was estimated to have
weighed 3.71 x 10 pounds. The Tyrannosaurus
was estimated to have weighed 1.24 x 104 pounds.
What is the difference, in pounds, of the two
estimated weights?

Help would be appreciated

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?

Cate purchases $1600 worth of stock and her broker estimates it will increase in value by 4.2% each year. after about how many years will the value of cate's stock be about $2000

Explain how to convert measurements in the metric system