What is the land ecosystem dominated by grass?
a. tundra
b. desert
c. forest
d. grassland user:
what is the defining abiotic factor of deserts?
a. the amount of rainfall
b. the amount of soil
c. the amount of air
d. the amount of sand

Which of these statements are true about scientific theories and hypothesis

Which layer will become saturated first when rain falls?

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.