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tester [92]
3 years ago
13

PLEASE HURRY

Physics
1 answer:
Rashid [163]3 years ago
7 0

Answer:

1:knowledge of the structure of DNA

2:an understanding of hemoglobin

4:ground fault circuit interrupters

7:aerogel

Explanation:

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A ball moving 2 ft/s rolls off a table (on earth) that is 32 inches high. How long will it take the ball to hit the floor answer
mart [117]

Answer:When the ball rolls off the edge of the table, it will continue moving forward at 2.0 m/s until it hits the floor.

Explanation:This is what I would say is the answer bc I had to do reasearch on a lot of this for my work this year so if its not im veery sorry

3 0
3 years ago
Which of the following tools should a scientist use to measure an object in milligrams? a.Electronic balance b.Pan balance .c.Ta
QveST [7]

Answer:

c. Tape measure.

Explanation:

Here in this case we have to measure the length of the object ( distance) so we need to use tape measure.

Tape measure is a device used to measure small distances. It consists of ribbon of clothes, plastic , fiber.  glass or metal strip with linear measurement markings. rest all options do not measure length.

7 0
3 years ago
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If hydrogen and helium are the most abundant elements in the unoverse , then why are living organisms composed primarily of carb
Mumz [18]

Answer:

Most of materia isnt life.

Explanation:

The living organisms (life) aren't the most abundant thing in universe.

Hydrogen and helium are present in everywhere, but life isn't.

There is no reason to think because we have a lot of a thing, the life must be made for this thing.

The organic life just can exists because some mysterious properties about carbon, that is the basic foundation of life, carbon is a special element, why? We don't know, actually, it's a huge problem for science discover why the carbon can makes life be possible and other elements can't. But we know is this element that makes life possible.

So, note there isn't relation about the quantity of a material in Universe and the life constituition. In addition, look around, organic materials are very rare in Universe, Earth is one in lots of places and in most of this places there isn't sign of life.

Even in Earth the life looks abundant, in Universe it isn't, the same way in Universe the Hydrogen and Helium are abudant, in Earth isn't soo.

3 0
3 years ago
Anyone who answer will get brainlest
Ganezh [65]

Answer:

D

Explanation:

work = Force x distance

work = 2000 x 2 = 4000

power = work÷ time

4000/.8 = 5000W

6 0
3 years ago
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Too much skepticism can
Schach [20]
Too much skepticism will lead one to doubt everything while too little will lead to gullibility. 
6 0
3 years ago
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