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WorksheetsQuiz in Science 7
Total questions: 15
Worksheet time: 5mins
It is a way of finding the answer to a question using the carefully arranged steps.
Scientific method
Scientific analysis
Scientific observation
Scientific application
The first step in scientific investigations.
Conclusion
Hypothesis
Identifying problem
Make observation
What type of data involves the use of your senses?
Quantitative data
Qualitative data
Interpretative data
Collective data
Scientific studies must have clear and transparent methods so that the studies are __________.
reproducible
methodical
logical
biased
Why do scientists communicate different results about the same topic?
The results of scientific experiments can never be reproduced
Scientific data can be interpreted in different ways.
Scientists support only their own opinions.
Not all scientists use scientific methods.
The pure substance that cannot be broken down into simpler ones are called ______________.
compounds
elements
mixtures
solutions
Which property of an element that refers to its ability to be burnt easily?
A. Acidity
B. toxicity
C. volume
D. flammability
What property of an element is shown when a Grade 7 learner reported to his teacher that he uses 0.40 g of sodium crystals in his experiment procedure?
Acidity
Mass
Color
toxicity
The word Science comes (from the Latin word _________, meaning "knowledge")
Scientia
Scentia
Siyentia
Sceintia
Identify each situation that are presented. Thai chili is hotter than Jalapeño chili is an example of what?
Identifying problem
Making observations
Quantitative data
Qualitative data.
How many elements does a periodic table have?
110
115
118
120
The silvery liquid used inside thermometers is what we call as mercury. Mercury is an example of ___________.
a mixture
a solution
an element
a compound
Who first develop the periodic table of elements?
Mendeleyev and Meyer
Mendeleyev and Copernicus
Aristotle and Meyer
Meyer and Thomson
1. Which of the following is a physical property of an element?
color
flammability
stability
toxicity
1. What compose an element?
many molecules
Neutron
one kind of atoms
Proton
