At what peak wavelength does an object radiate the most assuming its temperature is approximately 3,000 K?

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

An owl dives toward the ground with a constant velocity of 4.40 m/s at 53.0° below the horizontal. the sun is directly overhead and casts a shadow of the owl directly below it. what is the speed (in m/s) of its shadow on level ground?

Directions: count the number of atoms. ar co2 na3po4 so3 nac2h3o2