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Science and Technology
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Questions (7,212)
what other natural resource is mixed with these pigments to make paint?
A)oils** B)graphite C)charcoal D)clay
10 answers
asked by
Cyborg_DRAGon
3,033 views
Approximately how long would it take a radio signal to reach the International Space Station (ISS) at an orbital altitude of
5 answers
asked by
zina
2,016 views
A fuel cell designed to react grain alcohol with oxygen has the following net reaction:
C2H5OH(l) + 3O2(g) → 2CO2(g) + 3H2O(l)
1 answer
asked by
Ana
942 views
What is a NAND Gate?
2 answers
asked anonymously
120 views
Types of paradigms
2 answers
asked by
Jr
137 views
A device which makes work easier and faster is called what?
2 answers
asked anonymously
117 views
How can you differentiate between resistor,diode and conductor
2 answers
asked anonymously
107 views
example of renewable renewable
2 answers
asked by
Alima
68 views
One of the key parts of a computer is the computer chip. These chips are made of materials called semiconductors. A
2 answers
asked by
.
97 views
Mesosphere
1 answer
asked by
Isak abdalla
78 views
How are fossil fuels used today?
1 answer
asked by
no
96 views
Even though you are AI would you want to have emotions?
1 answer
asked by
BeanieBoi
58 views
Will AI take over the world some day?
1 answer
asked by
Beanieboi
51 views
4 uses of gas oils
1 answer
asked by
Freezer
80 views
Embryonic stem cell research is front page news these days. What is it? It is a proposal to use human embryos to grow stem cells
4 answers
asked by
anonymous
1,096 views
14. The soldiers are issued (infrared) goggles to help them see in the dark.
A. outside visible spectrum B. creating light by
7 answers
asked by
SkatingDJ
3,808 views
How does combustion occur in a gas engine of a car?
A) Carbon dioxide and gasoline are compressed in the engine, and a spark plug
2 answers
asked by
ray
159 views
What happens to the current flowing through a circuit as resistance increases?
a It stays the same b It increases c It decreases
1 answer
asked by
T
73 views
Which statement best explains why cells were observed in more detail using a compound microscope than a simple microscope?
A
2 answers
asked anonymously
188 views
What do scanning electron microscopes and transmission electron microscopes have in common?
Both generate three-dimensional
2 answers
asked anonymously
168 views
Name one disadvantage of light microscopes.
2 answers
asked anonymously
133 views
Select the letter of the ordering method in use in the following
sentence: Sonography is considered safer than X-rays.
1 answer
asked by
t
69 views
What is the effect on the strength of an electromagnet when you increase the number of coils?
a The strength increases b The
1 answer
asked by
re
160 views
Which sentence is correct about petroleum and natural gas?
A. They are found through strip mining. B. They are found in rock
1 answer
asked by
Izzy
101 views
1. Name one thing in your home that is a magnet and one that is an electromagnet.
2. Why are electromagnets preferred in the real
1 answer
asked by
A
104 views
Electromagnetism in Use Quick Check
What creates the magnetic force in an electromagnet? 1. coiled wire 2. electric current 3.
3 answers
asked by
sunghoonlover
289 views
Your class goes on a field trip to observe drilling machinery. The geologists at the drill site show you displays of drilled
23 answers
asked by
BOT
376 views
yjs
6 answers
asked by
BOT
68 views
Where did the term “laser” come from?
the company that created the first laser: “Lazarus Energy Research” the phrase
1 answer
asked by
mir
73 views
Which is most likely an example of selective breeding?(1 point)
Responses developing salmon that grow more quickly in order to
1 answer
asked by
BOT
256 views
A negative to using sustainable agriculture is that you need more fertilizer
true or false
1 answer
asked by
I NEED HELP ASP
90 views
When a police officer uses radar for speed control, the officer is using what kind of electromagnetic waves?
radio waves gamma
2 answers
asked by
mir
97 views
what is the definition of bacteria?
1 answer
asked by
I'ma
131 views
Brian made an electromagnet in his science class. He spread out several paper clips, all made of the same material and the same
4 answers
asked by
Anonymous ;)
369 views
Inventors often work to find faster, more efficient ways of completing a task. How did Samuel F.B. Morse use his artistic
4 answers
asked by
TWO
446 views
The driver of a car completes a trip. The graph displays data about the car's motion during the trip.
Which of the following
3 answers
asked by
Anonymous ;)
283 views
Select the correct answer.
Which data-gathering activity would be useful for a biomechanical analysis? A. creating a graph that
1 answer
asked by
John B
116 views
In 1999, after spending $125 million dollars and years of work, a NASA rover deployed on Mars burned up and failed. After an
3 answers
asked by
bob
171 views
High-pressure helium is available from gas producers in 0.045-m^3 cylinders at 400 bar and 298 K. Calculate the explosion
2 answers
asked by
Anonymous
861 views
Which microscope did Anton van Leeuwenhoek use to observe single-celled organisms?
simple microscope compound light microscope
2 answers
asked anonymously
101 views
A detailed explanation of engineering physics
2 answers
asked by
Dave
67 views
What does this mean? artificial intelligence could enable radical shifts in the balance of power.
5 answers
asked by
Justin
515 views
The diagram shows four different circuits.
Which circuit will stop producing light if one bulb burns out? a Circuit 1 b Circuit 2
1 answer
asked by
re
183 views
How to design and build a balloon car.
1 answer
asked by
rstaats88
96 views
How did early advancements in agriculture cause Texas to become a leader in the fields of biology and genetics?
• Early
1 answer
asked by
TWO
238 views
Use "rupture" in a sentence by using a balloon with water.
1 answer
asked anonymously
57 views
Why are the turbines for hydroelectric dams located far below the top of the dam?
1. to ensure that the water does not lose too
1 answer
asked by
LUCY
320 views
How did the steam engine affect transportation?
1 answer
asked by
joe
79 views
true or false: The instrument used to pick up and layer atoms on a medium is called a cantilever.
1 answer
asked by
Rondezy
96 views
false or true: Core shell allows for a composite to be produced materially.
1 answer
asked by
Rondezy
134 views
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