Sigmund freud believed mental disorders were caused when an individual a. recognized personal negative qualities b. masked painful feelings c. buried feelings in the unconscious d. distorted the present reality

The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space.b. we'll know it immediately because it will be brighter than the full moon in the sky.c. we won't know about it until 600 years from now.d. none of the above.

Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good

Photons with the highest energy have the longest period