A geologist finds that a Moon rock whose mass is 9.78 kg has an apparent mass of 6.59 kg when submerged in water. Part A What is the density of the rock? Express your answer to three significant figures and include the appropriate units. Р = μА Value Units ?
A geologist finds that a Moon rock whose mass is 9.78 kg has an apparent mass of 6.59 kg when submerged in water. Part A What is the density of the rock? Express your answer to three significant figures and include the appropriate units. Р = μА Value Units ?
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Transcribed Image Text:A geologist finds that a Moon rock whose mass is 9.78
kg has an apparent mass of 6.59 kg when submerged
in water.
Part A
What is the density of the rock?
Express your answer to three significant figures and
include the appropriate units.
P
=
μA
Value
Units
?
Transcribed Image Text:The radius of the aorta is about 1.4 cm, and the blood
passing through it has a speed of about 35 cm/s.
Part A
Calculate the average speed of blood flow in the major
arteries of the body, which have a total cross-sectional
area of about 2.0 cm².
Express your answer to two significant figures and
include the appropriate units.
Varteries
=
μA
Value
Units
?
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