Photons with the highest frequency have the lowest . A. wavelength
B. speed
C. color
D. energy​

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

In a system, when potential energy decreases, then entropy also decreases. true false

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.