Giving 50the state of california experiences periodic occurrences of severe drought conditions. which weather phenomenon most likely causes this and why? el niño, because of weakening of trade winds el niño, because of strengthening of trade winds la niña, because of increased upwelling of cooler waters la niña, because of decreased upwelling of cooler waters

What do animals wth echolocation have in common other than echolocation

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

Four different thermometers were used to measure the temperature of a sample of pure boiling water. the measurements are recorded in the table below. thermometer temperature reading 1 temperature reading 2 temperature reading 3 w 100.1°c 99.9°c 96.9°c x 100.4°c 102.3°c 101.4°c y 90.0°c 95.2°c 98.6°c z 90.8°c 90.6°c 90.7°c the actual boiling point of pure water is 100.0°c. what can be concluded from the data about the reliability and validity of the thermometers?