Stactics about the climate in a tundra ecosystem were collected for 30 years. which hypothesis is about a population of caribou could be made based on the climate data collected?

Which of these best describe conduction? a. transfer of heat between two objects that are touching b. transfer of heat by the actual movements of warmed matter c.the process in which energy is emitted by one object, transmitted through space, and absorbed by another d. the process in which energy is released by molecules

Look at the figure above. which atmospheric layer has around 80 percent of the mass of the earth's atmosphere? (hint: it's where the clouds seen on earth are formed.) a. exosphere b. troposphere c. stratosphere d. thermosphere

Arrange the following in the correct sequence, from earliest to most recent, in which these plant traits originated. 1. sporophyte dominance, gametophyte independence 2. sporophyte dominance, gametophyte dependence 3. gametophyte dominance, sporophyte dependence a) 1 → 2 → 3 b) 2 → 3 → 1 c) 2 → 1 → 3 d) 3 → 2 → 1 e) 3 → 1 → 2