Physical Science Final Exam Study Guide

The metric system uses prefixes such as kilo-, hecto-, and milli- to represent different _______________ of measurement.

• prefixes

• colors

• shapes

• tools

Match the metric prefix with its unit.

• 100x

• kilo-

• 1/100

• milli-

• 1/10

• deci-

• 1000x

• hecto-

• 1/1000

• centi-

Fill in the blank with the correct words. A _______________ property can be observed without changing the substance into something new.

• physical

• chemical

• atomic

• magnetic

Fill in the blank with the correct words. _______________ are pure substances that cannot be broken down into simpler substances by chemical means.

• elements

• compounds

• mixtures

• solutions

Fill in the blank: The number of _______________ in an atom determines its atomic number.

• protons

• neutrons

• electrons

• nuclei

Fill in the blank: In a _______________ bond, electrons are shared between atoms.

• covalent

• ionic

• metallic

• hydrogen

Which of the following is an example of a chemical change?

• Melting ice

• Dissolving sugar in water

• Rusting iron

• Cutting paper

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which scientist is known for the "Gold Foil Experiment"?

• Dalton

• Thomson

• Rutherford

• Bohr

Which of these is NOT a type of chemical bond?

What does the arrow in a chemical equation represent?

• Reactants

• Products

• Yields

• Energy