WorksheetsDo You Know??????
Total questions: 6
Worksheet time: 3mins
Name
Class
Date
1.
How much ml equals 0.56 liters?
a)
0.056
b)
0.56
c)
5.60
d)
560
2.
A compound is a pure substance because:
a)
it has a fixed chemical composition throughout.
b)
it is made up of different elements.
c)
its components can be separated easily.
d)
it has a definite set of physical properties.
3.
How many nanometers equal to 1 meter
a)
b)
c)
d)
4.
Which of the following is NOT a fundamental particle of an atom?
a)
Neutron.
b)
Electron.
c)
Positron.
d)
Proton.
5.
He was the first person to suggest matter was made of atoms, but couldn’t prove it so no one believed him
a)
Aristotle
b)
Democritus
c)
Socrates
d)
John Dalton
6.
Almost 2,000 years later, he confirmed that matter really is made of atoms
a)
Socrates
b)
John Dalton
c)
Democritus
d)
Aristotle
100 %
