Answer:
C
Explanation:
Which wavelength of the electromagnetic spectrum are shorter than visible light and carry more energy
A micro
B radio
C ultraviolet
F infrared
The correct answer is C
The visible light wavelength is of 7 × 10^-7 m while the ultraviolet is of other
4 × 10^-8 m
Therefore, ultravolet is shorter than visible light and carry more energy
Therefore, the correct answer is option C.
Explanation:
Carbon-14 is normally used to date living organisms (all living things we know today contain mostly carbon). It can be used for samples up to about 60000 years old. Carbon-12 is the non-radioactive form that we encounter daily. Relative dating determines dates relative to each other, such as ordering of period or events.
Uranium 235 dating can determine date samples a million years old and up, so is more suited for rocks.
Answer:
A figure skater doing a double axle
The swing of a baseball bat
The leverage on a hockey stick
hope it helps
Answer:
Explanation:
Given
diameter 
density 
frequency 
Length of silk strand 
Velocity in the string is as follows

The expression for Fundamental Frequency




Squaring




Answer:
420
Explanation:
420 because 120 x 3 = 360
120/2 = 60 and 360 + 60 = 420
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