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Kitty [74]
3 years ago
10

This is two or more elements chemically combined in a fixed ratio.

Physics
1 answer:
kvasek [131]3 years ago
8 0

Answer:

Water

Carbon dioxide

sodium chloride

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Earth characteristics compared to other planets (kids explanation)
jasenka [17]

While Earth is only the <u>fifth largest planet in the solar system</u>, it is <u>the only world </u>in <u>our solar system</u> with the life we know or are starting to know of, for example, us as human beings. Just slightly larger than nearby Venus, Earth is the biggest of the four planets closest to the Sun, all of which are made of rock and metal. Other planets such as Jupiter are not so likely to have life like us there, for it is full of gas we don't breathe, and gases which are harmful to us, unlike the oxygen we have here on earth.

5 0
3 years ago
A cow is given a growth hormone and then compared to another cow that was not given a growth hormone. Both cows were weighed at
igomit [66]

The complete question is as follows:

A cow is given a growth hormone  and then compared to another cow that  was not given a growth hormone. Both  cows were weighed at 2 years. What is the independent variable?

if the cow is given growth hormone or not  

weight of the cow

same cows  

type of growth hormone

Answer:

The correct answer is - if the cow is given growth hormone or no

Explanation:

The independent variable is here is if the growth hormone is given or not as the variable which is subject to change or manipulated during an investigation and affects the dependent variable is known as the independent variable.

Due to this independent variable manipulation the weight of the cows might be different which makes the weights as the dependent variable.

7 0
3 years ago
Is a pair of sneakers a want or a need? Is the most expensive pair of sneakers a want or a need?
IgorLugansk [536]

Explanation: A sneaker is a want because you don't actually need it to survive

8 0
3 years ago
Acar moving at 25 m/s slams on its brakes and comes to rest in a time interval of 5 sec. Calculate the average acceleration of t
Artyom0805 [142]

Answer:

Explanation:

acceleration =\frac{v1 -v2}{t} =\frac{25-0}{5}= 5

since the car stoped do its final velocity or v2 is equal 0

8 0
3 years ago
The mass of a cm3(cube) stone is 180.
ss7ja [257]

 Density = (mass) / (volume), no matter how large or small the sample is.

We can't calculate the density, because you left out the number for the volume.
Also, you didn't tell us the unit for the mass of 180.

a).  If the mass is 180 grams, then the density is 

                               (180 gm) / (volume) .

b).  No matter how many pieces you crush it into, and
no matter how large or small a piece is, its density is
the same.  (I just wish we knew what the density really is.)

c).  A piece may have 80 grams of mass.  It doesn't "weigh" 80 grams.

Since the density of the whole rock is  (180 gm) / (volume),
the density of any piece of it is  (180 gm) / (volume).

Multiply each side by (volume):   (Density) x (volume) = 180 gm

Divide each side by (density):        Volume = (180 gm) / (density)

We can't calculate the volume of an 80-gm piece, because
we don't know the density.  (That's because you left the volume
out of the question.)

4 0
3 years ago
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