Physical Science Review

A physical property is a characteristic of a substance that can be observed _____.

Newton's ____ Law:    F = MA

____ energy is the energy contained by moving objects due to their motion.

Sound waves require a _____.

Group number determines the amount of ____.

Name the following formula: H2O2

In a chemical equation, the _____ are always on the left side of the yield sign.

Electric motors convert electrical energy to _____ energy. 

The ______ states that energy cannot be created or destroyed.

This force causes objects to move away from the center.

When you divide distance traveled by time you are looking to find _____.

 A ______ characterizes how matter changes into entirely new substances.

Friction is an ever-present force that _______ motion. 

Sound waves ____ when they pass through a door.

Home heating systems force heated air into rooms by  ______.

The protons and neutrons are located in the _____.

Elements in group 4 are from the _____ family.

Transformations of energy usually release some energy, typically in the form of ___. 

_____ forces do not change the motion of an object.

A + B → AB shows a _____ equation.

 ______ are mainly used in houses.

The distance an object moves per unit of time + direction = _______

The noble gases are located to the ____ on the periodic table.

Conduction is the transfer of heat energy between materials that are in _____ with each other. 

Gas molecules are much farther apart and can move ____ about.

______ is stored in the bonds that hold atoms together in molecules.

The _____ is the number of protons plus the number of neutrons 

Liquid molecules are free to move about to a certain degree, so they have a definite ____.

_____ occurs between the surfaces of 2 objects that touch but don't move against each other.

 The formula used to calculate density is:  _____.

The pitch of a sound is a measure of its ____.

The _____ is the ability of a substance to dissolve in a solvent, such as water. 

At the surface of Earth,the acceleration of gravity is _____.

____, the substance that is seen all around us, consists of anything that has mass and volume. 

A _____ is a place or object used for comparison to determine is an object is in motion.

These produce the longest wavelengths on the electromagnetic spectrum.

Voltage is measured in ____.

Newton’s ____ law of motion states that an object at rest will stay at rest.

The number of times a machine multiplies the effort force is called the ____.

 A ____ is a device that converts mechanical energy to electrical energy.

What's the formula for mechanical advantage?

Periods determine the amount of _______.

____ are atoms that have the same number of protons but different numbers of neutrons.

Which of the following include insulators?

When the electric charges in a circuit have 1 path to flow, the circuit is called a ____.

The higher the pH, the more ____ it is.

___ electricity results from the buildup of electric charges on an object.

Elements in group 2 are called ____.

This produces a change in the motion an object in the direction of the greatest force.

Objects change their motion only when a _____ is applied.

____ is the transfer of energy when an applied force moves an object over a distance.

Refraction takes place when a wave passes from one medium into another at an angle and _____.

The ___ is the time required for 1/2 of the atoms to undergo decay to isotopes of other atoms.

The lower the pH of a solution, the more ____ it is. 

In a chemical equation, the _____ are always on the right side of the yield sign.

____ energy, also known as stored energy, is the energy of position. 

AB + CD → AD + BC

During interference, the new wave will have different properties from _____.

AB → A + B

Newton's third law is: For every action, there is an _____ and _____ reaction.

The ___ can be felt in the handle of a metal spoon that has been placed in a bowl of hot soup. 

What's the name for the following formula? CaCl₂

_____ friction occurs when one solid surface slides over another solid surface. 

____ is the transfer of heat energy through electromagnetic waves.

What's name of the following formula? NaCl

The ____ measures how much acid or base of a solution. 

 The force applied to a simple machine is called the _____.

____ is the universal solvent.

Elements in group 1 are called ____.

____ friction occurs when an object rolls across a solid surface.

Will you be ready for the quiz at the end of the unit? 

 A + BC → AC + B

The ____ is the substance that is being dissolved or broken down into smaller particles.

The equation for work is: 

_____ have a definite volume and shape.

The Law of Conservation of Matter/Mass can be used to balance ____.

Which of the following is a simple machine?

Force is measured in what?

The number of ____ determines the type of element.

A ___ is a complete, closed path for electron flow.