SNC1W (Snow) Exam Review

Which of the following is an example of an element?

• Water
• Carbon 
• Oil
• Carbon Dioxide 

Tags

NGSS.HS-PS1-1

Which of the following is an example of a mechanical mixture?

• Water
• cereal and milk 
• brass
• salt water 

An electron is:

• Neutral 
• Positively Charged 
• Electrostatic 
• Negatively Charged 

State the type and number of atoms found in CO_2:

• 2 carbons and 2 oxygen
• 1 Carbon and 2 Oxygen
• 1 Nitrogen and 2 Oxygen
• 2 Carbon and 1 Oxygen

Tags

NGSS.MS-PS1-1

What is the chemical name of NO₂?

• Nitrogen dioxide 
• Dinitrogen dioxide
• Dinitrogen oxide 
• Dioxide nitrogen

Adding hydrochloric acid (HCl) to a magnesium ribbon strip is an example of what type of change?

• Physical Change 
• Chemical Change 
• No Change 
• Mechanical Change

An example of sublimation is:

• When ice is formed
• When dew forms on grass
• When frost forms on your windshield 
• When water is lifted from the puddles into the clouds 

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

A combination that can be separated by physical processes is a .....

• Pure Substance
• Glucose
• Element
• Mixture

If you change a substance into a new substance...

• Partial Change
• Physical Change
• Chemical Change
• Freezing

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Chicken soup is an example of what kind of substance?

• homogenous mixture
• solution
• heterogeneous mixture
• compound