Biology, 28.09.2021 18:00 hammackkatelyn60
Which of the following best summarizes the passage?
A. Volcanic rocks and mountains are on Hawaiian islands.
B. Green volcanic rock has a heavy concentration of iron and magnesium.
C. Sand is tiny bits of worn-out rock made mostly of oxygen and silicon.
D. A few common elements make up most of the planet's many compounds.
Answers: 1
Biology, 21.06.2019 19:00
The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.
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Biology, 21.06.2019 22:30
How can you approximate the number of calories required to keep you in energy balance?
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Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes
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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
Which of the following best summarizes the passage?
A. Volcanic rocks and mountains are on Hawaiia...
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