In which one of the following locations can a person hear the echo of a sound? a. at least 33.2 meters behind the reflecting surface
b. at least 16.6 meters in front of the reflecting surface
c. less than 33.2 meters behind the reflecting surface
d. less than 16.6 meters in front of the reflecting surface

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

Benito is doing research on the effects of florida's elevation on its climate. his notes include the following: 1. the average elevation of florida is 30 m above sea level. 2. the highest point in florida is britton hill, which is 105 m above sea level. 3. the change in temperature from 0 m to 1,000 m is 7 °c. what can benito conclude about the effects of florida's elevation on its climate? a.) florida typically experiences cold temperatures and temperature changes within a narrow range. b.) florida typically experiences cold temperatures and temperature changes within a broad range. c.) florida typically experiences warm temperatures and temperature changes within a narrow range. d.) florida typically experiences warm temperatures and temperature changes within a broad range.

Fredrick griffith made a scientific discovery in 1928