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Subjects
Science CBSE
Class 8 New
Exploring Forces
Textbook Based Questions
14.
Floating and sinking of objects in water
Exercise condition:
4
m.
Fill in the blanks:
When you drop a coin in a glass of water, it sinks, but when you place a bigger wooden block in water, it floats. Explain.
A wooden block floats in water because its
speed
density
force
pressure
is
lesser
greater
equal
fewer
than that of water.
So the
electrostatic force
frictional force
magnetic force
buoyant force
pushes it up, causing it to
sink
float
stay in the middle
neither sink nor float
.
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