In the summer, why does Alaska have longer days than Florida?
A. Alaska is a little bit closer to the Sun.
B. Alaska experiences much greater precession.
C. Alaska is a much larger area, so it receives more light.
D. Alaska is in the half of Earth that's illuminated longer by sunlight.

How do hydroponic plants differ from nonhydroponic plants? a.) hydroponic plants can grow in a dryer soil. nonhydroponic plants grow in moist soil. b.) hydroponic plants grow on other plants and are known as air plants. nonhydroponic plants do not grow on other plants. c.) hydroponic plants can only grow in rain forests. nonhydroponic plants cannot grow in rain forests. d.) hydroponic plants are grown without soil. nonhydroponic plants are grown in soil.

If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.

The heliocentric and the geocentric models of the solar system included these central principles