Beta particles ARE electrons.
Also, in one of the great coincidences of Physics, electrons ARE beta particles.
Answer:. 1008
7×9= 63 square meters total area.
Each square meter is 100 cm wide and 100 cm long. 100÷25 = 4, so it will take 4 tiles wide and 4 tiles long for each square meter. 4×4= 16
Multiply 16 × 63 = 1008 tiles needed.
Explanation:
Circulation system. Blood to working muscles.
Skeleton supports movement and gives leverage
Breathing system. Need more O2 when muscles are working.
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Does the rock breathe ? No.
Does it grow ? No
Can it move by itself ? No
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3 DNA profile ?
The answer will be D. Solid
This is due to solids having little movement/vibrations allowing for the particles to be compact. They don't get to have much freedom.
Most to least will