3. A scientist is making observations about the annual mean surface temperature of the earth (graph 1) and a direct measurement of atmospheric carbon dioxide (graph 2). What observations will this scientist make when looking at the two graphs. Write a hypothesis that the scientist can make based on these observations. What would happen next in the scientific method?

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms

Drag the correct tiles to the image. not all tiles will be used. the diagram is a schematic representation of the electron transport mechanism in mitochondria. label the diagram to complete the model.

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the