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Science
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Questions (163,937)
An aircraft flies at an altitude of 30,000 feet. Determine the air temperature (in [K]), air pressure (in [Pa]) and air density
6 answers
asked by
sam
4,280 views
Which type of information can scientists collect using a seismograph?(1 point)
1 temperatures of molten rock inside Earth 2
38 answers
asked by
HELP🤯
8,929 views
What is the name of the process by which plants take in sunlight, carbon dioxide, and water, allowing them to make sugar and
34 answers
asked by
BB
10,937 views
Which statement best explains why levels of an energy pyramid do not have the same amount of energy?(1 point)
A. Plants need more
10 answers
asked by
sicko mode
2,238 views
Your body is covered with skin. It helps regulate body temperature, gathers information from the
environment, and what other
22 answers
asked by
Aeliayo
4,954 views
you pick a leaf from the ground and fold it in half. you notice that the right side exactly lines up to the left side. this is
7 answers
asked by
Anonymous
3,213 views
The durian is an Asian fruit that is known for its incredible stench. Food writer Richard Sterling describes its odor as
7 answers
asked by
Anonymous
2,114 views
I know i shouldn't be using these websites but i really need help please 1:Scientific models always
-are complete. -have
11 answers
asked by
Lee
4,657 views
which scenario best describes a scientist who is studying thermal energy
she works on a team ,with each member carrying out all
7 answers
asked by
!
720 views
A student adds ice to several samples of water. The results are shown in the table. Which conclusion can be drawn from the
10 answers
asked by
Sukuna
4,614 views
In which situation will primary succession most likely occur?
6 answers
asked by
one
235 views
Which analogy best describes amperage? (1 point)
diameter of a pipe through which water moves Olength of the pipe through which
3 answers
asked by
Hlo
219 views
A model of an atom shows eight electrons in rings that represent different energy levels. How many electrons are in each energy
29 answers
asked by
oi
14,344 views
If the world came about after a "Big Bang", as some scientists say, how could the detail seen in nature be explained?
4 answers
asked by
OPps
1,165 views
The hydrostatic equation holds not just for air, but for other fluids such as water (air, though it is a gas, is often referred
5 answers
asked by
muh_ghgh
2,843 views
Which allowed scientists to determine that Earth was at least 4.3 billion years old?(1 point)
the electrical conductivity of
7 answers
asked by
hello
2,165 views
Explain briefly how pure dry crystals of calcium chloride could be obtained from a solution of calcium chloride.
10 answers
asked by
Assan Joof
2,241 views
The gravitational force exerted by the sun keeps planets in orbit. What would happen to the force that keeps Earth in orbit if
4 answers
asked by
Okay so-
1,860 views
Which of the following describes fertilization? (1 point)
when an animal is attracted to a flower when an animal is attracted to
11 answers
asked by
Kendall
3,095 views
i need help with theLesson 19: Biodiversity Portfolio
Science 6 B Unit 6: Biodiversity
12 answers
asked by
PLZ HELP ME
1,485 views
An enzymatic method for determining alcohol in wine is evaluated by comparison with a gas-chromatography (GC) method. the same
4 answers
asked by
Jam
1,736 views
How do simple machines make work easier?(1 point)
1.They decrease the distance needed between a person and an object, allowing
6 answers
asked by
wha
1,381 views
Which process in photosynthesis uses energy from the sun?
5 answers
asked by
Deez
1,899 views
What mass of aluminum is deposited electrolytically in 30 minutes by a current of 40A?
13 answers
asked by
Masre
4,040 views
calculate number of nucleons in 10cm^3 fluorine gas
5 answers
asked by
Anonymous
1,605 views
In which case would a widely accepted scientific idea MOST likely be revised?
A) when an error is found in a previous calculation
6 answers
asked by
Rafa
4,133 views
Two reasons why displacement method is not suitable when determining the volume of a charcoal?
5 answers
asked by
Michael
2,837 views
Two identical cars
approach an intersection at the same speed at the same time as shown in the diagram. Car A takes a left turn
4 answers
asked by
james
1,326 views
The diagram shows the result when a student placed a magnet under a piece of paper, then sprinkled iron shavings on the paper.
Th
3 answers
asked by
dreg
257 views
Which of the following best describes an electric circuit that powers a load?(1 point)
Responses Electric current flows from an
1 answer
asked by
the real BARNY THE DINO :)
192 views
Which describes the important role of the ozone layer?
1 answer
asked by
Wandy
245 views
Which of the following is an accurate description of cosmic microwave background (CMB) radiation? (1 point)
Responses A. CMB
3 answers
asked by
wig
81 views
Drag each item to indicate whether it is a characteristic of dark matter or baryonic matter.(2 points)
Put responses in the
3 answers
asked by
billy bob joe
119 views
Compared to wave A, wave B has a _____.
(1 point) Responses longer wavelength and greater frequency longer wavelength and greater
2 answers
asked by
your boy
74 views
Which statement is the most accurate definition of mutation?(1 point) Responses A mutation is a change in DNA that only causes
1 answer
asked by
boots with the fur
85 views
In the early 1900s, fire ants came to the mainland United States aboard ships that had docked in their native South America.
1 answer
asked anonymously
56 views
Why is glass a good insulator?(1 point)
Responses The atoms in glass hold on tightly to their negatively charged particles. The
1 answer
asked by
baby weiner
100 views
Which of the following describes the relationship between population growth and the underground water supply?(1 point)
Responses
1 answer
asked anonymously
65 views
Label each of the following as a correct or incorrect notation for this genus and species.(1 point)
Correct Incorrect Homo
3 answers
asked anonymously
133 views
Question 4
Three different bird species are represented by the letters R, S, and T. Species S and T show similar coloration. The
1 answer
asked anonymously
64 views
Use the equation to complete the activity.
21986 Rn + Beta→21985 As The nuclear equation shows a form of radon into astatine
3 answers
asked anonymously
79 views
Which of these DOES happen in a nuclear fission reaction? (4 points) True (Does happen) False (Does NOT happen) A chain reaction
1 answer
asked anonymously
53 views
Have you ever noticed that adults like the taste of some bitter foods that adolescents just cannot tolerate the taste of? Things
1 answer
asked anonymously
62 views
Which part of the closed loop converts heavy water to ordinary water?(1 point) Responses reactor reactor turbine turbine steam
1 answer
asked by
pakyo
85 views
Compare and contrast the advantages and disadvantages of selective breeding versus genetic modification. Why might a person
1 answer
asked anonymously
68 views
What happened to the average surface temperature of the water from 1990 to 2005 to 2015?(1 point)
Responses It decreased then
1 answer
asked anonymously
53 views
During chemical reactions, bonds between atoms break and form. What does this mean in terms of subatomic particles?
A. Electrical
1 answer
asked by
Jeepers
174 views
Which type of cell has a life span of four days?
brain colon skin heart
20 answers
asked by
i donno
14,490 views
Which circuit will stop producing light if one bulb burns out?
a Circuit 1 b Circuit 2 c Circuit 3 d Circuit 4
1 answer
asked by
kali
163 views
Hal makes an electromagnet with a 9-volt battery, wire, and a steel rod. What is the function of electric current in his
5 answers
asked by
meli
681 views
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