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alisha [4.7K]
3 years ago
7

What two nutrients do scientists measure in water systems?

Physics
1 answer:
babunello [35]3 years ago
7 0

Answer:nitrogen and phosphorus

Explanation:

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Escoge la mejor respuesta:
Feliz [49]

todas son unidades derivadas

5 0
2 years ago
A coating of film n=1.33 on glass slabs (n=1.6) is 8.3×10E−5 cm thick. If white light is incident normally, which visible wavele
meriva
We are given with
n1 = 1.33
n2 = 1.6
x = 8.3x10-5 cm

The angle of incident is normal, angle is 90
Using Snell's law
sin θ1 / sin θ2 = n2 / n1
Substitute the given values and solve for θ2<span />
6 0
3 years ago
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Jamal is skating on a sidewalk. His initial velocity is 0.0 m/s; 35 seconds later his velocity is 5.0 m/s. What is his accelerat
maxonik [38]

Answer:

answer is 0.1428

Explanation:

Data:- vf=5.0 , vi=0.0 , t=35 , a=? so appling first eq of motion vf=vi+at we have to find a=vf-vi/t , a=5.0-0.0/35 , a=5/35 ,a=0.1428m/sec²

5 0
3 years ago
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Which one describes how much matter an object contains, using SI units?
ahrayia [7]
Si units or Systeme' de Internationale' is a widely adopted unit system in measuring basic and derived dimensions In this case, the SI units here are kilograms, meter and seconds. Pounds is an English unit. mass is the measure of <span>how much matter an object contains, hence the answer is A. 43 kg.</span>
5 0
3 years ago
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A falcon can descend with a speed 250 km/h. If a falcon flies at this speed for 2.0 s and then flies a 100 m in 2.5 s, what is t
Vadim26 [7]

Answer:

v= s/t

Explanation:

250 km/ h =69.44m/s

S1=2 times 69.44 ≈ 139m

Next 2.5 seconds:

S2 = 100m

Average speed:

v=139m+100m/2s+2.5s = 239/4.5s = 53.2 m/s=192km/h

3 0
2 years ago
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