Match the following terms to their definitions.

question 1 options:

light year

gravity

acceleration

orbit

ellipse

1.
the path an object as it revolves around another object in space.

2.
an attractive force that pulls objects that have mass towards each other-ex: the earth pulls on us with this force.

3.
a change in velocity - either increasing or decreasing- or changing direction.

4.
an oval that is traced around 2 center points - making it longer or more oblong than other ovals.

5.
lightyear

Ais a group of individuals of the same that exist together in the same place at the same time

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

This map shows how climate change might affect precipitation patterns in the great plains of the united states by the end of this century. brown shoes a decrease in percipitation, and blue shows an increase. the maps differ based on the predictive levels of green house emissions. the maps shows that northern area should get a. more pracipations regardless of emmissions b. less pracipation, regardless of emmissions levels c. more precipitation, but only when emission levels.southern areas show a. more pracipations regardless of emmissions b. less pracipation, regardless of emmissions levels c. more precipitation, but only when emission levels.to use these maps to prepare for natural disasters in the great plains, scientist need to ask? a. how many tons of emissions were used at the basis of the map.b. which types of fossil fuels are used in the great plains c. if you think the above is wrong it's probly c the question is cut off