Physical and Chemical Changes Quiz

What type of change changes the form but not the make-up or composition?

• physical change
• chemical change
• atomic change
• none of the above

Tags

NGSS.MS-PS1-4

When a Denis crumples a piece of paper, Gio tells him that a ____________ change occurred.

When Kaiton mixed vinegar and baking soda for his science project, he noticed that a new substance was formed with different properties than the original substances. A ____________ change has occurred.

Tags

NGSS.MS-PS1-2

Avril and Sienna are experimenting with ice cubes in Michelle's kitchen. Avril notices that when the ice melts, it turns into water, and when Michelle freezes the water again, it becomes ice.

Sienna tells them that this process makes her wonder if Physical changes are _______.

• irreversible.

• easily reversed.

• unchanged.

• not able to be observed.

Tags

NGSS.MS-PS1-4

Organize these options into the right categories

Groups:

(a) Chemical Change

,

(b) Physical Change

• 
• 
• 
• 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Write down a sign that a chemical change has occurred:

Tags

NGSS.MS-PS1-2

Identify the following as either chemical or physical change:

Groups:

(a) Physical change

,

(b) Chemical change

• A glass falls and breaks

• Iron rusts over time.
• A match ignites and burns.

• Water boils and turns into steam.

• A paper is torn into pieces.

• Ice melts into water.

• An egg is cooked

• Sugar caramelizes when heated.

• Milk sours and curdles.
• Wood is cut/split in half.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-4

When baking soda is mixed with vinegar, bubbles and foam form.

What kind of change is this and how do you know?

Tags

NGSS.MS-PS1-2

What signs can you observe that a chemical reaction is taking place?

a

b

c

The match sticks burn to ashes.

Burning matches is reversible

Light is emitted

Heat is released

The matches only change shape

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4