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Worksheetsmatter
Total questions: 10
Worksheet time: 5mins
_____________ is anything that has mass and occupy space
air
elements
compound
matter
Which of the following states of matter is described as having definite shape and has definite volume?
Gas
Liquid
Plasma
solid
1. How many elements are there in the periodic table?
55
72
112
118
The following are examples of elements:
salt, oxygen, potassium and lithium.
True
False
___________is a pure substance that forms when two or more different elements (or different atoms) combine chemically in fixed ratio.
atom
molecules
compound
mixture
Which of the following is the symbol for salt?
CHO
CO2
NaCl
H2O
Which of the following is an example of heterogeneous mixture?
blood
oil in water
glass of orange juice
salty water
Which element is named based on an astronomical object?
Chlorine
Hydrogen
Plutonium
Vanadium
What element is usually gain in eating banana and avocado?
carbon
potassium
calcium
sodium
Which of the following is an example of a homogenous mixture?
blood
chocolate chip cookies
oil in water
salt and pepper
