A wave has a period of .5 s, what is the frequency? A 1

B .5

C 2

D .25

What type of light does this light bulb produce most (i.e. at what wavelength does the spectrum have maximum intensity)?

Use the information presented in the graph to answer the questions. which segments show acceleration? which segment indicates that the object is slowing down? what is the velocity of segment b? what is the acceleration of segment b?

Automobile fuel efficiency is often measured in miles that the car can be driven per gallon of fuel (mpg). heavier cars tend to have lower fuel efficiencies (lower mpg ratings). which variable (weight or fuel efficiency) is most naturally considered the explanatory (predictor) variable in this context?