Animal growth rings are most common in:
mammals
insects
vertebrates
aquatic animals

The most efficient way to establish the best possible economizer position is to measure

According to the tide table below what time of day will the highest tide occur?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line