Review quiz: First assessment period

It is a form of knowledge of reality based on the observation of facts

• Scientific method

• Biology

• Science

• Experiment

Science has _______ constant features.

• 11

• 5

• 19

• 13

According to _________ theory, __________ is defined as the basic unit of an element that can be involved in a chemical combination

• Newton's - an electron

• Dalton's - an atom

• Bohr's - a molecule

• Rutherford's - a proton

It is everything that has mass and occupies a place in space:

The periodic table organizes the elements according to their....

• Chemical and physical properties

• Chemical properties

• Biological properties

• Biological and chemical properties

These are the most common states of matter on our planet Earth (more than one option is correct):

• Solid

• Plasma

• Liquid

• Colloid

• Gas

________ matter is made up of carbon and is manufactured by living beings.

The __________ matter is formed by elements such as Hydrogen, Oxygen and minerals (Sulfur, Zinc, Chlorine, Sodium...), and is not created by living beings.

They represent 98% of the total composition of living beings.

• Trace elements

• Bioelements

• Chemical elements

• Non-organic matter

Select ALL the trace elements that you see in the options:

• P

• K

• Zn

• S

• Fe