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Elenna [48]
2 years ago
7

What is a half-life?

Geography
2 answers:
Fofino [41]2 years ago
6 0
I'd go with option "C"
disa [49]2 years ago
3 0

it is the time taken for the radioactivity of a specified isotope to fall to half its original value.

was it worth it? XD

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What caused the climate of the Sahara to change beginning about 5300 years ago
murzikaleks [220]

Answer:

The orbit of the Earth

Explanation:

It is widely speculated that orbital mechanics were responsible for the period of lushness that the Sahara desert and Northern Africa lived only 6000 years ago. Due to the changes in the Earth's orbit around the Sun, it is thought that the monsoon effect (season variations in wind patterns that produce a heavy rainy season) was more pronounced across the northern latitudes and resulted in the Sahara being much wetter than it is today.

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2 years ago
The court of appeals for the federal circuit is located in
Novay_Z [31]
The court is located in Washington, D.C.<span>,</span>
6 0
3 years ago
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Where is the East China Sea
DanielleElmas [232]

Answer:

It's G

Explanation:

China has 3 seas

The South China Sea

The North China Sea/Korean Sea

And The East China Sea

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2 years ago
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What would you have to change about the earth to stop our planet from having significantly different seasons?
liberstina [14]

Answer:

d. the tilt of its axis

Explanation:

quizlet has the answer

4 0
2 years ago
Kepler's first law states that the orbit of each planet is an ellipse with the Sun at one focus. Which of the following statemen
Brut [27]

Answer:

The complete option include

The sun is located slightly off center from the middle of each planets orbit

Inner planet orbits the sun at higher orbit than that of the outer planet

Earth is slightly closer to the earth on one side of its orbit than other side

All the planets orbit the sun in one plane

Venus orbits the sun faster than earth

Pluto moves faster when it is closer to the sun than when it farthest

Explanation:the correct answer are

The sun is located slightly off centre from the middle of each planet

Earth is closer to the sun on one side of its orbit than the other

7 0
2 years ago
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