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gulaghasi [49]
3 years ago
10

Which of the following is the correct definition of a mixture?

Geography
1 answer:
12345 [234]3 years ago
4 0
“C” - A physical blend of two or more substances!
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Explain three regional resources that am individual can utilize when becoming tobacco free
Zarrin [17]
<span>Regional resources that may be utilized in becoming tobacco-free include state phone anti-smoking/tobacco quitting services, Nicotine Anonymous, local community support groups, the county health department, and various anti-tobacco health or employee plans.

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7 0
4 years ago
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Find the constant necessary to make a perfect square trinomial. Find the constant necessary to make a perfect square trinomial.
Lelu [443]

Answer:

64

Explanation:

The question is incomplete without the expression that would be used to find the constant necessary to make a perfect square trinomial.

I would show you how to find the constant necessary to make a perfect square trinomial using the expression below:

x² - 16x + c

The expression above is in the form of a quadratic: ax² + bx + c

Where a = 1, b = -16, c = constant

First thing we do, is to square half the coefficient of x

Coefficient x above = b = -16

square of half the coefficient of x = (-16/2)²

Expand it, we have = -16/2 × -16/2 = 8×8 = 64

Replace the constant with 64

x² - 16x + 64

b/2 = -16/2 = -8

(x - 8)² will give a perfect square trinomial

Therefore the constant which makes the above expression a perfect square trinomial is 64

7 0
4 years ago
The temperature of the air is 26 ∘C at sea level, use the average lapse rate to calculate the expected temperature at the top of
Sedbober [7]

Answer:

-13° C

Explanation:

Data provided:

The temperature of the air at sea level = 26° C

The height at which temperature is to be calculated = 6000 m = 6 Km

Now,

Using the average lapse rate

T_{s+h}=T_s-L_Ph

Here,

T_{s+h} is the temperature at the height 'h' above the mean sea level

T_s is the temperature at the mean sea level

L_P is the average lapse rate = 6.5° C per Km

h is the height above mean sea level at which the temperature is to be calculated in Km

on susbtituting the respective values in the above formula, we get

T_{s+h} = 26° C - ( 6.5 × 6 )

or

T_{s+h} = 26° C - 39° C

or

T_{s+h} = -13° C

5 0
3 years ago
Match these items.
vredina [299]

Answer:

78 percent - nitrogen

21percent- oxygen

absorbs ultraviolet-ozonosphere

atmospheric weather-stratosphere

starts seven miles -troposphere

layer composed 0f layers- thermosphere

important fr radio wave-ionosphrere

trapping of heat- green house effect

6 0
3 years ago
Wind erosion frequently moves particles by bouncing, which is termed _____.
Alecsey [184]
Saltation - During wind erosion, wind carries loose material from the bed, but transports it back to the surface later. This can be done by any fluid, like water too. Other examples of saltation include transport of pebbles by river and snow drifting over smooth surfaces in the Arctic.
3 0
3 years ago
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