WorksheetsDensity and Buoyancy
Total questions: 19
Worksheet time: 10mins
What is the measure of how much mass is in a given volume?
density
buoyancy
mass
volume
How "packed" or "crowded" the particles are describes density.
true
false
What is the formula to find density?
D = M / V
D = L x W
M = D / V
D = L x W x H
The upward force that fluids exert on objects is called?
mass
volume
density
buoyancy
Archimedes' Principle states that the buoyant force on an object is _________ to the weight of the fluid it displaces.
greater than
less than
equal
close
If an object FLOATS, then its density is _________ than the density of the fluid that it is in.
greater
less
equal
further
If an object SINKS then its density is _______ than the fluid it is in.
less
greater
equal
closer
What happens to MOST substances when they are HEATED?
they expand
they contract
they turn upside down
they change color
Which is the densest version of H2O?
liquid water
ice
water vapor
What will happen to an object if it's density and the density of the fluid it's in are EQUAL?
it will float on the surface
it will sink to the bottom
it will be suspended between the surface and bottom of the water
Buoyancy is dependent on what 2 things?
volume of fluid displaced
density of the fluid
weight of fluid
amount of fluid
Saltwater provides ________ buoyancy than fresh water.
more
less
equal
Earth's layers from LEAST to MOST dense are...
crust, mantle, core
core, mantle, crust
mantle, core, crust
mantle, crust, core
The arrangement of the densities of the Earth's layers help keep the planet stable.
true
false
Space HAS true buoyancy
true
false
Why do people and objects appear to float in space?
density
buoyancy
microgravity
aura
Astronauts are in constant......
free fall
pain
gravity
density
What influences ocean currents?
mass
matter
density
buoyancy
Which is DENSER?
cold water
hot water
tepid (medium) water
