Biology, 09.11.2019 00:31 cathydaves
Which of the following best defines the word aquifer? select one: a. a place where water comes to the surface b. a place where water evaporates c. a layer of rock or soil that holds water underground d. thick surface of clay that prevents water from moving downward in the ground
Answers: 3
Biology, 22.06.2019 06:30
Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.
Answers: 3
Biology, 22.06.2019 07:00
What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material
Answers: 1
Biology, 22.06.2019 12:40
In which part of the body is a ball-and-socket joint found?
Answers: 2
Biology, 22.06.2019 18:00
How do specific cell structures and organelles contribute to maintaining homeostasis in the cell?
Answers: 1
Which of the following best defines the word aquifer? select one: a. a place where water comes to...
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