Answer:
Answered in Python
for i in range(21):
for j in range(i):
print(i, end=' ')
print(" ")
Explanation:
This iteration iterates from 1 to 20
for i in range(21):
This iteration iterates from 1 to current number
for j in range(i):
This prints the current number in the a number of times equal to itself
print(i, end=' ')
This enables printing on new line
print(" ")
The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
The residents of Dallas might benefit from knowing mosquito population trends in that they could take actions on time to prevent themselves from any outbreak of mosquito's disease and have the proper precautions and medicines in case of a mosquito bite.
Let's remember that the area of Dallas, Texas suffered from an outbreak of the Mosquito virus known as the West Nile virus in 2012. Compared to 2011, the mosquito population increased considerably. It was probably the heat. And mosquitos quickly spread the virus.
Answer: The heat source for Earth’s atmosphere and oceans is the sun, which heats from above instead of below.
Explanation:
In the experiment, the source of heat is the burner below the pot. On Earth this is completely different as the source of the heat on Earth is the Sun which heats us from above instead of below.
The Convection currents still flow in the same direction however because as the sun heats air particles on Earth's surface, they rise but then cool as they keep going up. This makes them go back down where they are then heated up again.
Natural changes to the ecosystem refer to environmental phenomenon that occur naturally. Natural changes include floods, volcanic activity, hurricanes, droughts, and earthquakes. They can be destructive, but they also have advantages.
The benefit of the flood is for example providing nutrients to the soil that were lacking. Also t<span>here may be relocation of fishes and organisms living in water bodies, which improves the ecosystem.
Volcano threatens t</span>he people and animals in the area are threatened, but is has also some advantages, for example:<span>the soil becomes rich due to the nutrients from the volcano.
</span>Hurricanes result in the destruction to infrastructure and loss of lives, vegetation, and livestock. The advantage is that it lowers the temperature and t<span>he wind will cause the topsoil to be distributed to areas in which it was lacking.</span>
Most likely increase in worker productivity although it may be the downsizing one
