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Ad libitum [116K]
3 years ago
15

Which dating technique would yield a result that might read 2.25 million years before present, plus or minus 50,000 years

Geography
1 answer:
photoshop1234 [79]3 years ago
7 0

Answer:

Potassium argon dating

Explanation:

Potassium argon dating is a method used in determining the origin of a rock. I is done by comparing the ratio of radioactive argon to radioactive potassium in the rock. This method is used to date rocks that are thousands of million years old.

the assumptions made when using the Potassium argon dating include :

  1. no argon was left after formation of the rock
  2. no argon has either entered or escaped the sample since it was formed.
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What is the lens a geographer uses to investigate a geographic issue
Shkiper50 [21]

Answer:

place, space, and scale

Explanation:

A geographer investigate issues from the view point of location according to place, space and the scale.

The place is an element of location that describes the position or the domain of occurrence of issue.

Space refers the area occupied by a body or the area where an issue is domiciled.

The scale refers to the magnitude at which an issue is view or observed.

Geographers tends to synthesize and combine these different lenses to observe and investigate an issue. Almost everything on earth can be correlated spatially using these lenses.

7 0
3 years ago
If a star is located at a right ascension of 15 and declination of -13.00º, your latitude is 26.00ºN, and 15 hours of right asce
melamori03 [73]

Answer:

zenith distance = 39 degree

Explanation:

given data

declination of star =  -13.00º

latitude = 26.00º N

to find out

distance in degrees between the star and zenith

solution

we know the formula  that is  

latitude = star declination+ its zenith distance     ....................1

and

zenith distance = latitude - star declination

zenith distance = 26 - ( -13 )

zenith distance = 26 + 13

zenith distance = 39 degree

6 0
4 years ago
Wind forms dunes through ___.
valkas [14]
I think it would have to be B. Sublimation
4 0
3 years ago
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Length is call vector or scalar quantity​
V125BC [204]

Answer:

Scalar quantity

Explanation:

Scalar quantities give a magnitude, while vector quantities give a magnitude and a direction. The answer will be a measurement that does not change, regardless of the direction of action. Displacement is a measure of length in a given direction; distance is the scalar version of displacement. hence length is scalar quantity

3 0
3 years ago
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The von thunen model of human settlement is outdated because it does not address modern transportation and city infrastructure.
dangina [55]

True

Explanation:

Took the test

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4 years ago
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