Questionnaire 5 Chem (9th)

The scientific method is NOT based on the observation of the natural world

• True

• False

The scientific method is divided in two parts

• analysis / synthesis

• induction / deduction

• None of the above

Deduction involves

• making generalization from particular observations

• reasoning from generalizations to predict the result in a particular case

• None of the above

Hypothesis is a proposed explanation of a natural phenomenom

• True

• False

A hypothesis that is able to predict accurately a natural phenomenom, becomes a THEORY

• True

• False

Induction involves

• Taking ideas or principles and turn them into empirical evidence

• Taking empirical evidence and turn it into ideas or principles

• none of the above

Explain why chemistry is a newer science compare to mathematics

Only in the 18th century there was enough technology to prove that the atom actually existed. This was done by John Dalton

• True

• False

There are 93 natural atoms. The whole universe is constructed by the combination of these 93 atoms

• True

• False

What are the subatomic particles?

• Proton, neutron

• Proton, neutron, electron

• Nucleus, envelope