A visible violet light emits light with a wavelength of 4.00 x 10^-7m.
Calculate the frequency of the violet light.
6.30 x 10^-1 Hz
7.50 10^14 Hz
6.30 x 10^24
Hz
7.50 x 10^1 Hz

How well does the extrapolated value (the slope of the trend line) agree with the accepted value of free-fall acceleration (g = 9.8 m/s2)?

The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juan’s hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?

Aboy with a mass 25 kg climbs into a small tree. he sits on a branch that is 2.o m above to the ground.what is his gravitational potential energy above the ground?