Which two statements best describe how jet streams affect climate? O A. They influence the temperature of the ocean.
OB. They shift the direction of ocean currents, allowing them to affect
weather on the continents.
C. They influence the paths of storms.
D. They shift north in the summer, allowing warm air masses to
move farther north.

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is