There are many, many new moons and full moons that do not result in eclipses. Why is that?

Vegetation that grows along the floors of tropical and temperate forests is called undergrowth. how is the undergrowth of a tropical rain forest most likely to differ from the undergrowth of a temperate forest? a. a tropical rain forest's undergrowth most likely experiences periods of dormancy during colder weather. b. a tropical rain forest's undergrowth most likely experiences periods of dormancy during rainy weather. c. the undergrowth of a tropical rain forest most likely requires less sunlight. d. the undergrowth of a tropical rain forest most likely requires more sunlight.

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer