Worksheetsmussels and atoms
Total questions: 17
Worksheet time: 13mins
The mussel uses it's _______ to filter oxygen and food from the water.
Gills
Shell
foot
The center of the atom is called
Nucleus
Negative
Molecule
"a" on the diagram is the
Electron
Nucleus
Compound
Particle with a positive charge (+)
Proton
Neutron
Mixture
Which is true of electrons
Electrons have a negative charge
Electrons orbit the nucleus
Electrons are very small
All of these are true of electrons
2 or more elements chemically combined is called...
Compound
Mixture
Chemical formula
Water (H2O) is an example of a .....
Compound
element
atom
Water particles are attracted because of
pollution
equal charges
opposite charges
The hard, outside part of the mussel is called
Foot
land
Shell
Why are mussels important to the Anacostia River?
(more than 1 correct answer)
Mussels clean the river
There are many mussels in the river.
Birds and Animals eat mussels
Mussels grow a shell
What is the measurement on the caliphers?
10 mm
0.8 cm
0.5 inches
8 cm is the _____ of the pencil.
Length
Height
Width
She measure the _______ of the boy.
Length
Height
Width
This image is not water. It is the _____
Land
Stormwater
Pollution
The rain moves the ______ from the land to the river.
Pollution
Shell
width
The mussels eat....
fish
algas
oxygen
To reproduce the mussels need a ....
Alga
Stormwater
Fish
