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tester [92]
3 years ago
5

Carbon dioxide is a gas produced by___ and used by ___

Physics
1 answer:
Assoli18 [71]3 years ago
6 0
B is correct answer...
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All moving objects don’t have momentum<br> A. True<br> B. False
mestny [16]

Answer:

No

Explanation:

Some objects gain momentum.

4 0
3 years ago
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What aspects of his fitness program could keep him from achieving his goal?
Flura [38]
Idk maybe excersice everyday
4 0
3 years ago
Help me please this test is due today!
aleksley [76]

Answer:

v = 80.48 km/h.

Explanation:

We have,

Acceleration of a train is 2 km/h/s or 7200 km/h²

Initial velocity of a train is 20 km/h

It is required to find the velocity after 30 seconds or 0.0084 h

Let v is the final speed. Using equation of kinematics as :

v=u+at\\\\v=20+7200\times 0.0084\\\\v=80.48\ km/h

So, the final speed of the train is 80.48 km/h.

7 0
4 years ago
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1.) What things signal the coming of spring?
olasank [31]

Answer:

In Explanation

Explanation:

  1. The signs of the coming of spring include firstly the sight of Robins. It is believed that the sight and singing of the Robins is considered arrival of spring by many in the US. Secondly, the winter is not yet over but the blooming of Daffodils first of all flowers is indication of the spring. As the air gets warmer the flowers bud and new leaves start growing on trees since the days also begin to get longer providing much warmth which also an indicator of the spring.
  2. Without the axial tilt of our Earth, firstly, the Sun would have remained above the equator (Equinox) forever but fortunately due to the tilt we get equinoxes twice a year and not forever. Moreover, the temperature and precipitation levels would not vary much and the equator would remain always warm and the poles always cold. Secondly, due to the tilt as the Earth orbits around the Sun and with changes in solstices we get variety of the seasons which would have been impossible otherwise.
7 0
3 years ago
An incident light ray hits a plane surface at 20 degrees (hint: remember where the angle is measured from). What is the angle be
Juli2301 [7.4K]

Answer:

40^{\circ}

Explanation:

The incident angle is 20^{\circ} so the reflected ray will also be 20^{\circ}.

The normal divides the angle between the incident and reflected ray. So, the angle between them would be

\text{Incident angle}+\text{Reflected angle}=20+20=40^{\circ}

So, the angle between the incident and reflected rays is 40^{\circ}.

8 0
3 years ago
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