WorksheetsSurface Area & Volume Ratio (Science)
Total questions: 10
Worksheet time: 4mins
Name
Class
Date
1.
Define Surface area
a)
The total area on the surface of an object
b)
Length X Width
c)
6 X (length X width)
d)
Add up the sides and divide by 4
2.
How can surface area (SA) be increased?
a)
Grow larger
b)
Divide into smaller pieces
3.
The amount of space something takes up is called the....
a)
Surface area
b)
Perimeter
c)
Volume
d)
Weight
4.
What is a ratio?
a)
Contrasting ideas
b)
Comparing Ideas
5.
For cells to stay alive they require what type of SA:V?
a)
Large SA, Large V
b)
Small SA, Large V
c)
Large SA, Small V
d)
Small SA, Small V
6.
High Surface area to volume ratio allows cells to do what quickly?
a)
Move materials around inside the cell
b)
Move materials in and out of the cell
c)
Communicate to other cells
d)
Divide
7.
This image shows how materials move into various sized cells in a given amount of time.... why does one square cell have more pink coloring than the others?
a)
The surface area was too larger to get through
b)
The volume of the other cells was too large for the dye to get through
c)
There was not enough surface area for the dye to get through
d)
The volume was too low for the dye to stay in the square
8.
Hint: think SA: V
a)
Elephant because it has more volume to heat up
b)
Elephant because it has larger ears to block the sun
c)
Mouse because it has more surface area than volume
d)
mouse because it doesn't have as much heat
9.
Microvilli are tiny projections that extend off the cell to increase the Surface Area. What purpose might that serve?
a)
Increased absorption
b)
Better communication among cells
c)
Maintain homeostasis
d)
Decreased oxygen use
10.
What type of relationship is seen between increased surface area (x axis) & the rate or speed at which things move in and out of the cell (y axis)?
a)
Constant
b)
Direct
c)
Indirect
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