Chemical & Physical Properties Review

Multiple Choice

Which of the following is true?

• A physical property can only be seen.

• A physical property describes how matter can change when exposed to air.

• A physical property is something that can be observed about the substance by itself.

• A physical property can only be observed when two types of matter interact.

Multiple Select

Which of the following are physical properties of the matter pictured?

Check all that are true

• reacts to oxygen

• smooth

• malleable (bendable)

• reddish-brown

• shiny

Multiple Choice

A chemical property describes how matter __________.

• smells

• reacts with another type of matter

• looks under a microscope

• dissolves when made into a solution

Multiple Select

A physical change can change the __________ of a substance but cannot form new matter.

Check all that are true.

• state

• size

• color

• shape

Multiple Choice

Jack leaves solid butter near a warm surface. When Jack returns, the butter has turned into a liquid. Jack's friend Elijah insists this is a chemical change. Is Elijah right?

• no, because no new matter was formed

• yes, because the matter changed states

• no, because the butter didn’t have enough time to go through a chemical change

• yes, because melted butter is a new type of matter

Multiple Choice

Glass breaking is an example of :

• chemical change

• Physical Change

• No Change

Multiple Choice

Which is an example of a different substance being formed?

• glass breaking

• metal melting

• water freezing

• wood burning

Multiple Choice

TRUE or FALSE: "Matter cannot be lost even when a chemical reaction occurs."

• TRUE

• FALSE

Multiple Choice

A new substance is formed during which type of change?

• Physical Change

• Chemical Change

Multiple Choice

Properties that can only be observed or measured by changing the chemical identity of a substance.

• Physical Properties

• Combustible Properties

• Chemical Properties

• Changeable Properties

Multiple Choice

Which of the following is a Chemical Property?

• solubility

• flammability

• viscosity

• melting point

Multiple Choice

Josh decided to mix some vinegar with baking soda. He knew that a reaction occurred because he made careful observations. He noted that the mixture started to foam up and bubble, and it was white in color. How did Josh know that a chemical reaction occurred?

He was sure a reaction occurred because of

• the color of the mixture

• the smell of the vinegar

• the volume of the mixture

• the formation of a gas

Multiple Choice

What is matter?

• Anything that has mass and takes up space.

• The amount of space that an object occupies or takes up

• a physical combination of 2 or more substances

• a change of matter in size, shape or state of matter without any change in identity.

Multiple Choice

Chemical change is

• A change of matter from one form to another without turning into a new substance.

• A change that occurs when one or more substances produce new substances with different properties.

• The changes that happen to substances during a chemical change.

• The temperature at which a solid becomes a liquid. The melting point of water is 0 °C.

Multiple Choice

Physical change is

• A change of matter from one form to another without turning into a new substance.

• A change that occurs when one or more substances produce new substances with different properties.

• The changes that happen to substances during a chemical change.

• The temperature at which a solid becomes a liquid. The melting point of water is 0 °C.

Multiple Choice

When mixing milk and vinegar, a white, chunky, solid substance is formed. What has occurred?

• Physical change: state of matter

• Chemical change: precipitate

• Physical change: freezing

• Chemical change: new gas

Multiple Choice

Density is the comparison of the mass and volume of an object. A 2 foot wood plank has a density of 0.85 g/cm3. What is the density of the wood if the wood plank is cut into a 1 foot section?

• 1.7 g/cm3

• 0.85 g/cm3

• 0.425g/cm3

• 0.085g/cm3

Multiple Choice

In the elephant toothpaste demo, what was the purpose of the KI (Potassium Iodide)

• It reacted with the hydrogen peroxide

• It served as the catalyst to get the hydrogen peroxide to decompose quicker

• It caused the splint to relight

Multiple Choice

In an exothermic reaction, heat is ...

• taken in
• given out

Multiple Choice

The substances at the beginning of a chemical equation are called the ______

• product

• yield

• chemical symbol

• reactants

Multiple Choice

In this image, the symbol to the right of the arrow (in black) are called _______.

• Products

• Reactants

• Subscripts

• Coefficients

Multiple Choice

You measure the DENSITY of a rock compared to water.

• physical property

• chemical property

Multiple Choice

A candle burning because the wick is flammable.

• physical property

• chemical property

Multiple Choice

The powder is blue.

• physical property

• chemical property

Multiple Choice

When the two substances combined, a reaction happened causing bubbling and fizzing.

• physical property

• chemical property

Multiple Choice

Water boils at 100 degrees Celsius.

• physical property

• chemical property

Multiple Choice

You dip a pH strip into a liquid and the color changes to blue, showing a strong base.

• physical property

• chemical property

Multiple Choice

You connect a substance to a battery to see if it conducts electricity.

• physical property

• chemical property

Multiple Choice

Water freezes at 0 degrees Cels

• physical property

• chemical property

Multiple Choice

Which of the following is true?

• A physical property can only be seen.

• A physical property describes how matter can change when exposed to air.

• A physical property is something that can be observed about the substance by itself.

• A physical property can only be observed when two types of matter interact.

Multiple Select

Which of the following are physical properties of the matter pictured?

Check all that are true

• reacts to oxygen

• smooth

• malleable (bendable)

• reddish-brown

• shiny

Multiple Choice

A chemical property describes how matter __________.

• smells

• reacts with another type of matter

• looks under a microscope

• dissolves when made into a solution

Multiple Choice

Physical properties are to __________, as chemical properties are to __________.

• chemical changes; physical changes

• physical changes ; chemical changes

• matter ; matter

• chemical reactions ; chemical reactions

Multiple Select

Which of these would NOT be chemical properties of oxygen?

Check all that are true.

• has no color

• reacts to moisture and iron to form rust

• helps many substances burn

• has no odor

Multiple Select

A physical change can change the __________ of a substance but cannot form new matter.

Check all that are true.

• state

• size

• color

• shape

Multiple Choice

Which statement best describes what is happening in the images?

• a physical change

• a chemical change

• both a physical and a chemical change

• dissolving

Multiple Choice

Jack leaves solid butter near a warm surface. When Jack returns, the butter has turned into a liquid. Jack's friend Elijah insists this is a chemical change. Is Elijah right?

• no, because no new matter was formed

• yes, because the matter changed states

• no, because the butter didn’t have enough time to go through a chemical change

• yes, because melted butter is a new type of matter

Multiple Choice

Imagine the substances below are combined. None of them dissolve and no new matter is created. What happened?

• A physical change that is a solution.

• A physical change that is a mixture.

• A chemical change that is a mixture.

• A chemical change that is a solution.

Multiple Choice

When combined, the powder and water create a solution because the powder dissolves evenly into the water. This is an example of a __________. If the water were evaporated from the solution, the powder would __________.

• physical change ; have disappeared

• physical change ; remain

• chemical change ; be a new matter

• chemical change ; remain

Multiple Choice

Fireworks can be many different colors. The color depends on the mix of chemicals inside the fireworks. When the different chemicals ignite, they each produce different colors. Which of the following is true about fireworks?

• The fireworks’ color is caused by matter dissolving.

• A chemical change causes the fireworks’ color.

• Neither a physical nor a chemical change causes the fireworks’ color.

• A physical change causes the fireworks’ color.

Multiple Select

Which of these are most likely to cause a chemical change?

Check all that are true.

• folding

• rusting

• cooking

• burning

Multiple Choice

True or false?

Clues like color change, bubbles, and odors guarantee a chemical change has occurred.

• False, these are all clues to only physical changes.

• True, all are signs that a chemical change has definitely occurred.

• False, some of these clues can be either physical or chemical changes.

• False, no clues to chemical changes exist.

Multiple Choice

A student mixes yellow powder with water. Which observation would prove a CHEMICAL change occurred?

• The powder DISSOLVED in the water

• The water turned the COLOR yellow

• The bag's TEMPERATURE changed

• The STATE OF MATTER changed

Multiple Choice

Which of the following options provides evidence of a CHEMICAL change?

• Wood is burned releasing ash and smoke

• Rocks separate when soil is sifted

• Water turns to ice when you put it in the freezer

• Salt dissolves in water

Multiple Choice

Which of the following examples provides evidence of a PHYSICAL change?

• Wood is burned and releases ash and smoke

• Iron rusts over time

• When mixed, baking soda and vinegar form gas bubbles

• A piece of paper changes shape when you rip it up

Multiple Choice

A white tablet is dropped into water. The water becomes cloudy and bubbles are produced. What type of change has occurred?

• Physical change

• Chemical change

• No change

Multiple Choice

Which observations prove a chemical change has occurred?

• Dissolving and expected color change

• Mixing and dissolving

• State of matter change and boiling water bubbles

• Unexpected color change and temperature change

Multiple Choice

When mixing milk and vinegar, a white, chunky, solid substance is formed. What has occurred?

• Physical change: state of matter

• Chemical change: production of a solid

• Physical change: freezing

• Chemical change: rust

Multiple Choice

When iron is exposed to air over a long period of time, it forms rust. This is an example of what?

• A new substance forming

• Color change: no new substance

• Shape change: no new substance

• Burning: a new substance

Multiple Choice

A physical change...

• Changes the physical properties of an object, but does not create a new substance.

• Creates a new substance and cannot be undone.

Multiple Choice

A chemical change...

• Changes the physical properties of an object, but does not create a new substance.

• Creates a new substance and cannot be undone.

Multiple Choice

Is this an example of a physical or chemical change?

• Physical

• Chemical

Multiple Choice

Is this an example of a physical or chemical change?

• Physical

• Chemical

Multiple Choice

Is this an example of a physical or chemical change?

• Physical

• Chemical

Multiple Choice

Is this an example of a physical or chemical change?

• Physical

• Chemical

Multiple Choice

Is this an example of a physical or chemical change?

• Physical

• Chemical

Multiple Choice

Is this an example of a physical or chemical change?

• Physical

• Chemical

Multiple Choice

Is this an example of a physical or chemical change?

• Physical

• Chemical

Multiple Choice

Melting a chocolate bar is a...

• Physical change

• Chemical change 

Multiple Choice

Which of the following is NOT an example of a physical change?

• Crumpling paper

• Sharpening a pencil

• Clothes shrinking in the dryer

• Milk turning sour

Multiple Choice

A change in which NEW substances are formed.

• Chemical change

• Physical change

Multiple Choice

Which of the following is NOT an example of chemical change?

• Milk turning sour

• Burning wood

• Breaking a pencil

• Metal turning rusty

Multiple Choice

TRUE or FALSE: "Matter cannot be lost even when a chemical reaction occurs."

• TRUE

• FALSE

Multiple Choice

A new substance is formed during which type of change?

• Physical Change

• Chemical Change

Multiple Choice

Properties that can only be observed or measured by changing the chemical identity of a substance.

• Physical Properties

• Combustible Properties

• Chemical Properties

• Changeable Properties

Multiple Choice

How easily a substance reacts with Oxygen.

• reactivity

• oxidation

• combustibility

• solubility

Multiple Choice

Which of the following is a Chemical Property?

• solubility

• flammability

• viscosity

• melting point

Multiple Choice

Which of the following is a Chemical Property?

• radioactivity

• boiling point

• solubility

• viscosity

Multiple Choice

Which of the following is a Chemical Property?

• viscosity

• melting point

• solubility

• toxicity

Multiple Choice

How easily a substance will set on fire.

• oxidation

• reactivity

• combustibility

• chemical property

Multiple Choice

Matter is neither created or destroyed during a chemical change. It only changes forms.

• Law of Conservation of Changes

• Law of Conversation of Energy

• Law of Conversation of Matter

• Law of Conservation of Particles

Multiple Choice

Release of light, temperature change, sudden color change, sudden appearance of a solid, and gas given off are all evidence of what?

• chemical change

• physical change

• matter disappearing

• physical and chemical changes occurring

Multiple Choice

Process by which the atoms of one or more substances are rearranged to form different substances.

• physical reaction

• solubility

• chemical reaction

• oxidation

Multiple Choice

Cutting, crushing, melting, and boiling are all examples of what?

• physical changes

• chemical changes

• messes

• Law of Conservation of Particles

Multiple Choice

A change is a substance that affects its chemical properties thus a chemical reaction happens and a new substance is formed.

• physical change

• physical properties

• chemical change

• chemical properties

Multiple Choice

How easily a substance reacts, usually with an acid or a base

• reactivity

• solubility

• oxidation

• flammability

Multiple Choice

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

• burning

• rusting

• decomposing

• ALL of these are examples of chemical changes

Multiple Choice

Burning charcoal is an example of which of the following?

• oxidation

• combustibility

• reactivity

• viscosity

Multiple Choice

Which of the following creates rust on vehicles?

• oxidation

• solubility

• combustibility

• reactivity

Multiple Choice

Fluorine gas spontaneously igniting a concrete block at room temperature is an example of which of the following?

• oxidation

• viscosity

• combustibility

• reactivity

Multiple Choice

A change in a substance that only affects its physical properties.

• physical change

• chemical change

• oxidation change

• matter change

Multiple Choice

TRUE or FALSE: "Breaking a glass window with a baseball is an example of a chemical change."

• TRUE

• FALSE

Multiple Choice

Is burning wood a chemical or physical change?

• chemical
• physical

Multiple Choice

Is glass breaking a chemical or phyiscal change?

• chemical
• physical

Multiple Choice

Is a a rusting bicycle a chemical or physical change?

• chemcial
• physical

Multiple Choice

Is melting ice a chemical or physical change?

• chemical
• physical

Multiple Choice

Is spoiling food a physical or chemical change?

• phyiscal
• chemical

Multiple Choice

Is frying an egg a physical or chemical change?

• chemical
• physical

Multiple Choice

Salt dissolves in water

• physical Change
• chemical change

Multiple Choice

Which is a chemical change?

• freezing fruit juice
• slicing a potato
• boiling water
• copper metal turning green

Multiple Choice

Which of the following options provides evidence of a CHEMICAL change?

• Wood is burned releasing ash and smoke

• Rocks separate when soil is sifted

• Boiling water bubbles when heated

• Salt dissolves in water

Multiple Choice

Josh decided to mix some vinegar with baking soda. He knew that a reaction occurred because he made careful observations. He noted that the mixture started to foam up and bubble, and it was white in color. How did Josh know that a chemical reaction occurred?

He was sure a reaction occurred because of

• the color of the mixture

• the smell of the vinegar

• the volume of the mixture

• the formation of a gas

Multiple Choice

What is matter?

• Anything that has mass and takes up space.

• The amount of space that an object occupies or takes up

• a physical combination of 2 or more substances

• a change of matter in size, shape or state of matter without any change in identity.

Multiple Choice

Chemical change is

• A change of matter from one form to another without turning into a new substance.

• A change that occurs when one or more substances produce new substances with different properties.

• The changes that happen to substances during a chemical change.

• The temperature at which a solid becomes a liquid. The melting point of water is 0 °C.

Multiple Choice

Physical change is

• A change of matter from one form to another without turning into a new substance.

• A change that occurs when one or more substances produce new substances with different properties.

• The changes that happen to substances during a chemical change.

• The temperature at which a solid becomes a liquid. The melting point of water is 0 °C.

Multiple Choice

A new substance is formed during which type of change?

• Physical Change

• Chemical Change

Multiple Choice

Properties that can only be observed or measured by changing the chemical identity of a substance.

• Physical Properties

• Combustible Properties

• Chemical Properties

• Changeable Properties

Multiple Choice

Which of the following would be a Chemical Property?

• Size

• Flammability

• Color

• Density

Multiple Choice

Blue Color: Chemical or Physical Property

• Chemical Property
• Physical Property

Multiple Choice

Density: Chemical or Physical Property

• Chemical Property
• Physical Property

Multiple Choice

Solubility (dissolves): Chemical or Physical Property

• Chemical Property
• Physical Property

Multiple Choice

Reacts with Acid: Chemical or Physical Property

• Chemical Property
• Physical Property

Multiple Choice

Reacts with Water: Chemical or Physical Property

• Chemical Property
• Physical Property

Multiple Choice

Hardness: Chemical or Physical Property

• Chemical Property
• Physical Property

Multiple Choice

Luster: Chemical or Physical Property

• Chemical Property
• Physical Property

Multiple Choice

Reacts with Air: Chemical or Physical Property

• Chemical Property
• Physical Property

Multiple Choice

Which of the following is not a chemical property? 

• rusting 
• boiling 
• rotting 
• burning 

Multiple Choice

Ability to rust is this type of property:

• Physical property
• Chemical property

Multiple Choice

Physical properties are

• properties that can be observed without changing the identity of the substance
• properties that describe how a substance changes into a completely different substance

Multiple Choice

Is Gatorade powder dissolving in water physical or chemical change?

• Physical 
• Chemical

Multiple Choice

Is copper tarnishing a physical or chemical change?

• Physical 
• Chemical

Multiple Choice

What is matter?

• a pure substance
• anything that occupies space and possesses mass
• an element
• a compound

Multiple Choice

What is a chemical change?

• Forming a new substance

• When two or more substances combine to make a greater one

• When two or more substances combine to make a new chemical substance

• Combing substances

Multiple Choice

Which of the following options provides evidence of a CHEMICAL change?

• Wood is burned releasing ash and smoke

• Rocks separate when soil is sifted

• Water turns to ice when you put it in the freezer

• Salt dissolves in water

Multiple Choice

Which of the following examples provides evidence of a PHYSICAL change?

• Wood is burned and releases ash and smoke

• Iron rusts over time

• When mixed, baking soda and vinegar form gas bubbles

• A piece of paper changes shape when you rip it up

Multiple Choice

A white tablet is dropped into water. The water becomes cloudy and bubbles are produced. What type of change has occurred?

• Physical change

• Chemical change

• No change

Multiple Choice

When mixing milk and vinegar, a white, chunky, solid substance is formed. What has occurred?

• Physical change: state of matter

• Chemical change: production of a solid

• Physical change: freezing

• Chemical change: rust

Multiple Choice

Is burning wood a chemical or physical change?

• chemical
• physical

Multiple Choice

Is glass breaking a chemical or physical change?

• chemical
• physical

Multiple Choice

Is a a rusting bicycle a chemical or physical change?

• chemcial
• physical

Multiple Choice

Is melting ice a chemical or physical change?

• chemical
• physical

Multiple Choice

Is spoiling food a physical or chemical change?

• phyiscal
• chemical

Multiple Choice

Is frying an egg a physical or chemical change?

• chemical
• physical

Multiple Choice

Salt dissolves in water

• physical Change
• chemical change

Multiple Choice

Which is a chemical change?

• freezing fruit juice
• slicing a potato
• boiling water
• copper metal turning green

Multiple Choice

what is the definition of physical change?

• any change that results in the formation of new chemical substances. 
• rusting
• changes affecting the form of a chemical substance, but not its chemical identity.

• any property that is measurable, whose value describes a state of a physical system

Multiple Choice

What is a chemical change?

• How two chemicals react with one another when combined

• A property that we can measure or observe with our 5 senses or other tools

• When two chemicals react with one another to form a new substance

• When a change occurs but it does not result in the formation of a new substance

Multiple Choice

A student mixes yellow powder with water. Which observation would prove a CHEMICAL change occurred?

• The powder DISSOLVED in the water

• The water turned the COLOR yellow

• The water's TEMPERATURE changed

• The STATE OF MATTER changed

Multiple Choice

Which of the following examples provides evidence of a PHYSICAL change?

• Wood is burned and releases ash and smoke

• Iron rusts over time

• When mixed, baking soda and vinegar form gas bubbles

• Boiling water bubbles when heated

Multiple Choice

Which of the following options provides evidence of a CHEMICAL change?

• Wood is burned releasing ash and smoke

• Rocks separate when soil is sifted

• Boiling water bubbles when heated

• Salt dissolves in water

Multiple Choice

Which observations prove a chemical change occurred ?

• Dissolving and expected color change

• Mixing and dissolving

• State of matter change and boiling water bubbles

• Unexpected color change and temperature change

Multiple Choice

When mixing milk and vinegar, a white, chunky, solid substance is formed. What has occurred?

• Physical change: state of matter

• Chemical change: precipitate

• Physical change: freezing

• Chemical change: new gas

Multiple Choice

You mix two liquids together, bubbles form and the temperature decreases. This is a....

• Endothermic chemical change

• Exothermic chemical change

• Physical Change

Multiple Choice

You mix a red liquid and a white solid together. They turn yellow and the temperature increases. This is a...

• Endothermic chemical change

• Exothermic chemical change

• Physical Change

Multiple Choice

You mix a yellow powder and a clear liquid. The liquid turns light yellow and the powder seems to disappear. This is a...

• Endothermic Chemical Change

• Exothermic Chemical Change

• Physical Change