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Science
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Questions (161,268)
A particular circuit is made up of a battery, a switch, a buzzer, and wires connecting the components. All of the components are
5 answers
asked by
:)
1,942 views
the heart is composed of how many loops
49 answers
asked by
Elizabeth
35,471 views
Approximately which percentage of the universe do galaxies occupy?(1 point)
10% 20% 5% 2%
19 answers
asked by
Alex
4,936 views
Which term best describes Styrofoam?
B. synthetic material Which statement explains how heat causes materials to expand? A.
17 answers
asked by
Correct answers for Connexus students!
3,068 views
How do prevailing winds form causing ocean currents?(1 point)
Heat from the sun causes circulation patterns of warm and cool air.
62 answers
asked by
honey
14,081 views
What's the scientific term for a wire that gets longer due to heat?
5 answers
asked by
Botshelo
727 views
The girl in the picture is at the highest point in swinging and starts to come down. Which statement best describes the changes
46 answers
asked by
carson
13,129 views
Biodiversity is measured by (1 point)
counting the number and variation of different species of plants, animals, and other
44 answers
asked by
Some people are just wrong
2,188 views
Explain the temperature change upon mixing ethanol and water.
4 answers
asked by
Elcy
324 views
Explain the concept of trophic levels in an ecosystem and how it influences biomass distribution among the different species.
2 answers
asked by
BB
8,855 views
Consider the given graph. Analyze the intervals during the months from June to December and describe how that corresponds to the
1 answer
asked by
Uncle moe last name lester
253 views
How can a stationary metal sphere have kinetic energy, the energy of motion?
1 answer
asked anonymously
199 views
What statement accurately describes the relationship between variations and fitness?(1 point)
Responses Fitness can lead to
5 answers
asked by
answers bc why not
1,042 views
Which of the following is an example of kinetic energy transfer?
18 answers
asked by
please help
8,386 views
The heat capacity of a material shows the amount of heat that can be taken in before the material increases in temperature.
6 answers
asked by
SPAMTON G SPAMTON
1,183 views
Which statement is the best description of the energy found in molecules of water?
A. Colder molecules have more kinetic energy.
10 answers
asked by
Samado
2,254 views
Which describes a difference between solar wind and geomagnetic storm? Select the three correct answers
2 answers
asked anonymously
175 views
1. What do hydrologists study?
A. water B. rocks C. climate D. minerals 2. Which of the following would a groundwater hydrologist
5 answers
asked by
goku dragon,naruto dragon
530 views
Which of the following substances would allow an electric current to flow through it easily?(1 point)
Responses carbon (C) carbon
1 answer
asked by
kali
306 views
1.Which stages do all stars have in common in their life cycles?
Answer:Protostar&nebula 2.Which of these can a star become at
9 answers
asked by
Star evolution quick check answers
9,115 views
does anyone have the Natural Selection Unit Test answers? i'm on my knees please
7 answers
asked by
leo:]
3,302 views
Which is a correct statement about the excretory system?
A: Key organs of the system include bladder, intestines, and kidneys B:
49 answers
asked by
LadyPhantomhive
8,949 views
Why do restaurants wash their dishes with hot water?(1 point)
Responses Hot water has more potential energy than cold water so it
11 answers
asked by
Amelia
1,730 views
What happens when a cold spoon is placed in hot soup?(1 point)
Responses The soup’s molecules have more potential energy, so
4 answers
asked by
meli
737 views
Which statement correctly describes the relationship between thermal energy and particle movement?
As thermal energy increases,
79 answers
asked by
Anonymous
18,137 views
A current of 4.5A passed through a gold salt for 1h45min,(a) calculate the mass of gold deposited,(b) calculate the number of
7 answers
asked by
Adewole paul
2,353 views
How does solar weather affect Earth's magnetosphere? Select the two correct answers.(1 point)
Responses It generates auroras. It
4 answers
asked by
21
239 views
What is one effect that burning fossil fuels has on the atmosphere?(1 point)
causes carbon dioxide levels to stay the same as
18 answers
asked by
Nobody
3,668 views
5. A student has the following data: V1 = 822 mL, T1 = 75°C and T2 = -25°C. He calculates V2 and gets -274 mL is this value
4 answers
asked by
Evie
4,234 views
An electromagnet is the most powerful type of magnet there is. It is a magnet with a current running through it that can be
5 answers
asked by
Emperor
1,714 views
How is fusion different from a simple chemical reaction?
5 answers
asked by
asdfghjkl
4,870 views
yall know the anwsers to the LESSON 13
Non-Contact Forces Unit Test?? heres the first question Which statement explains how the
67 answers
asked by
HELP WWITH A TEST
4,648 views
Biodiversity unit test... Please can anyone help me with the answers?
40 answers
asked by
zae
6,321 views
Use the equation to complete the activity. 21986 Rn→21584 Po+ Alpha The nuclear equation shows the transmutation of a form of
3 answers
asked by
hatemaths
118 views
How does the average kinetic energy of the molecules of water compares to the molecules of petrol
3 answers
asked by
Montshisi
151 views
Which scenario shows conduction? (1 point)
O Air above a pot of simmering soup rises, forcing cooler air downward O Hot soup
4 answers
asked by
I.D.C.I.I.C.I.S.S.I.N.T.D.W.H.T.B.D.
567 views
a main function of the skeletal system is to
protect internal organs allow your body to move store and produce materials all of
33 answers
asked by
Anonymous
27,239 views
Lesson 2 biology semester a exam
5 answers
asked by
Anonymous
3,555 views
Why do organisms evolve?
4 answers
asked by
Carson
1,132 views
What happens when thermal energy is applied to an ice cube
It's water molecules lose kinetic energy so the ice cube melts It's
3 answers
asked by
Hi
349 views
Explain how spectrometer works by drawing a labelled flow diagram showing the main components of spectrometer and briefly state
1 answer
asked anonymously
52 views
What creates the magnetic force in an electromagnet?(1 point)
Responses electric current iron or steel core coiled wire battery
4 answers
asked by
456789
247 views
400cm^3 of a gas x diffuse through a porous pot in 2 minutes. calculate the rate at which x diffuse
14 answers
asked by
Tobi
7,167 views
Alpha Particles Emission Quick Check
A process in which a large nucleus splits into two or more parts is called _. A. Radioactive
7 answers
asked by
Samado
8,036 views
The main process of excretion takes place in the
(1 point) • stomach. • kidneys. • small intestine. • liver.
9 answers
asked anonymously
182 views
Which is an example of a load in an electric circuit?(1 point)
Responses wiring wiring on-off lever on-off lever 9-volt battery
4 answers
asked by
the real BARNY THE DINO :)
415 views
What procedure could be used to demonstrate that matter is conserved during a chemical change or reaction?
7 answers
asked by
james
7,310 views
Science fiction movies sometimes take place in space and contain scenes where things explode very loudly and brightly. Why is
10 answers
asked by
Please Help soon
2,994 views
Theories About the Universe Quick Check answers
4 answers
asked by
Someone
1,496 views
In which fundamental interaction can matter transform into a different type of matter?(1 point)
Responses A. Electromagnetism B.
4 answers
asked by
Unknown
230 views
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