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Science
Page 7
Questions (163,937)
What relationship exists between changes in the environment and variations?(1 point)
Responses Changes in the environment cannot
4 answers
asked by
jamalhunter778
603 views
What are three research goals of scientists in Antarctica?
can someone list 3 please?
15 answers
asked by
Doki Dude
3,007 views
The Florissant fossil beds in Colorado are home to several mass of redwood stumps that were subjected to a special kind of
13 answers
asked by
big bass🤪
477 views
Which types of baryonic matter are most abundant in the universe? Select the two correct answers.
A) helium C) hydrogen According
3 answers
asked by
Answer goddess
586 views
silt is an example of ........ Hydride
5 answers
asked by
isaac
998 views
X-ray technicians wear protective gear to keep them safe from the X-rays. Why are X-rays dangerous?(1 point)
Responses They have
4 answers
asked by
osihxbdy8cgbefgb8y
246 views
Calculate the relative molecular mass of silver trioxonitrate(v)
6 answers
asked by
Simdy
2,504 views
A sample is to be analyzed for its chloride content by precipitating and weighing silver chloride. What weight (g) of sample
4 answers
asked by
Jinjin
1,307 views
Mno4- + So3-2 = Mno2 + sO4-2 (OH-) solve this redox reaction and give me the method also
4 answers
asked by
kiara
16,601 views
Name two metals which form both soluble trioxocarbonate (iv) and soluble tetraoxosulphate (vi)
4 answers
asked by
Nicola
907 views
Frequency is measured in hertz . Which option best describes hertz
4 answers
asked anonymously
538 views
A scientist discovers a fossil of an animal and places it in the fossil record. The organism’s bones are similar to the bones
1 answer
asked by
quandale dingle
271 views
Wave Characteristics Quick Check
1 of 5 1 of 5 Items Question Which type of wave needs a medium to travel?(1 point) Responses
1 answer
asked anonymously
70 views
Which circuit will have the greatest electric current?
(1 point) Responses circuit 3 circuit 3 circuit 1 circuit 1 circuit 2
1 answer
asked anonymously
91 views
which of the following has the highest boiling point?
a)C2Cl6 b)C2Br6 c)C2H6 d)C2F6 e)C2I6 i know its e, but why is that the
6 answers
asked by
RiChy
12,353 views
Which biochemical process allows the yeast to perform its required function?
5 answers
asked by
Nkele
200 views
A blacksmith strikes a piece of metal with a hammer repeatedly. The metal slowly begins to glow as the temperature increases,
15 answers
asked by
PLZ HELP
4,754 views
The air temperature is 70 degrees, and the relative humidity is 90%. Which conclusion can be made?
7 answers
asked by
Your Mom
3,111 views
What causes the difference in the amount of sun's heat energy received by the North pole and the equator?(1 point)
the rotation
22 answers
asked by
that kid
5,266 views
Compare the size of holes drilled in copper versus the size of holes drilled in petroleum.
4 answers
asked by
Unknown?????????!!!
216 views
Some plants have leaves that are poisonous to some animals. Which kind of adoption is this?
Someone please help.
32 answers
asked by
Smurf
11,234 views
The diagram below shows a simple electrical circuit.
Which of the following would always increase the flow of current through the
1 answer
asked by
kali
136 views
A scientist discovers a fossil of a new organism and places it in the fossil record. The fossil shows the organism had similar
1 answer
asked by
༼ つ ◕_◕ ༽つ
256 views
What is a specific example of competitive advantage exhibited by Darwin’s finches?(1 point)
1 answer
asked anonymously
156 views
What is moss classified as?
3 answers
asked by
MrDemon
456 views
What would happen to a substance at the theoretical temperature of 0.K? (1 point)
O The substance's particles would stop moving
7 answers
asked by
I.D.C.I.I.C.I.S.S.I.N.T.D.W.H.T.B.D.
459 views
what is the difference between mass and weight?
The mass of an object is the amount of matter it contains, while its weight is a
15 answers
asked by
Nick J.
7,794 views
A car travels 240km in 2hr. And the sprinter travels 100m in 9.5 seconds. which one is traveling faster and by how much ?
7 answers
asked by
brianna
8,220 views
construct a energy pyramid with the food chain : an owl eats a snake the snake eats a squirrel the squirrel ate a nut.
which
4 answers
asked anonymously
338 views
How did the Industrial Revolution impact the population of peppered moths in Britain? (1 point)
The Industrial Revolution caused
6 answers
asked by
koala
2,292 views
Earthquakes can be recorded on a seismograph. This device produces a piece of paper with a long flat line, along with scribbles
6 answers
asked by
Please Help soon
2,210 views
Which of the following does NOT happen when vinegar and baking soda react?
true or False?
6 answers
asked by
Marcus
1,741 views
In 3-5 sentences, analyze why Aristotle's and Ptolemy's models were accepted for more than a thousand years in spite of being
5 answers
asked by
um
988 views
Give 2 examples for each state of fresh water: a) solid b)liquid c) vapour?
7 answers
asked by
Mari
5,346 views
Some say that the hot air balloons with which the Montgolfier brothers performed their first flight had a volume of 1700 cubic
5 answers
asked by
Nick
4,834 views
copper compounds such as copper (II) sulfate are toxic. before disposal, these compounds must be treated to reduce their
6 answers
asked by
Josh
6,917 views
How many liters of CO2 form at STP if 5.0g of CaCO3 are treated with excess hydrochloric acid? show all your work
5 answers
asked by
nichole
4,180 views
Given the following acid dissociation constants, which acid has the strongest conjugate base?
a. HCN Ka = 6.2 x 10-10 b. HOCl Ka
5 answers
asked by
Christine
2,194 views
calculate the mass, in grams, of NaCl present in each of the following solutions.
6.25 g of 11.5% NaCl solution 452 g of 12.3%
4 answers
asked by
pat
3,478 views
What's the aim of titrating potassium tetraoxomaganate(vii) with ammonium iron (ii) tetraoxosulphate (vi)
3 answers
asked by
Blossom
1,127 views
Sulfuric acid is diluted in water to make new mixtures. In one container, 72 ml of a 14% acid solution and, in another
4 answers
asked by
Alex
828 views
Select the correct answer from the list.(1 point) To form a nebula, Select Answer pulls matter together or causes Select Answer
15 answers
asked anonymously
223 views
Which statement best describes the movement of galaxies in the universe?(1 point)
Galaxies are moving toward each other, with
3 answers
asked anonymously
78 views
In three to five sentences, describe how the diagram of Earth’s carbon cycle demonstrates the interactions among the biosphere
13 answers
asked by
Hiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
87 views
Eduardo has a 32-gallon fish tank. Describe what this measurement means.(1 point)
Responses It means his fish tank is too big. It
1 answer
asked anonymously
113 views
How is an electromagnetic field produced?(1 point)
Responses when a current runs through a conductor when a current runs through
1 answer
asked anonymously
46 views
In one or two sentences, make and justify a claim about two aspects of the picture that illustrate behaviors of light.
1 answer
asked by
aaagtuygy
67 views
Which of the following describes the relationship between population growth and the underground water supply?(1 point)
Responses
1 answer
asked anonymously
43 views
Which adaptation allowed the Tibetans to live at high altitudes?(1 point)
Responses greater ability to digest starch greater
1 answer
asked by
Strawberry Cow
47 views
What effect did the Montreal Protocol have on Earth's ozone?(1 point)
Responses It increased ozone in the stratosphere. It
1 answer
asked by
Koneko
25 views
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