The temperature of a blackbody can be estimated based on the wavelength of light that it is emitting. A star can be considered a blackbody. Find the surface temperature T of a star where a max = 685 nm.
T =
K

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a. m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

What should the power status of a circuit be when measuring resistance with an ohmmeter?

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving