___________ occur when substances undergo chemical changes to form new substances.

• Chemicals Reactions

• Physical Changes

• Chemical Traits

• A change in density.

Tags

NGSS.HS-PS1-2

The Law of Conservation of Energy states that__________

• The overall amount of energy remains the same but some energy is completely destroyed during energy transformations
• The overall amount of energy remains the same energy cannot be created or destroyed.
• The overall amount of energy can change depending on the energy conversions that take place. 
• The overall amount of energy can change because sometimes energy is lost to the environment 

Tags

NGSS.HS-PS3-2

What kind of energy is represented in the picture?

• Thermal
• Chemical
• Sound
• Nuclear

Tags

NGSS.MS-PS1-6

NGSS.MS-PS3-4

What might happen if you didn't get enough carbohydrates?

• Your body wouldn't be able to build muscle mass
• Your body wouldn't have enough energy to function
• You would develop serious vitamin deficiencies
• Your bones and teeth would become weaker

Tags

NGSS.HS-LS1-7

Carbohydrates are to the human body as what is to a car?

• transmission fluid
• antifreeze
• motor oil
• gasoline

Tags

NGSS.MS-PS3-5

Which of the following contains complex carbohydrates?

• chocolate candy bar
• soda
• cookies
• apple

Which food contains the most starch?

• pasta
• broccoli
• table sugar
• steak

Your body breaks down most complex carbohydrates into:

• fructose
• sucrose
• glucose
• starch

Tags

NGSS.HS-LS1-7

Which of the following elements are found in all food molecules? (Select all that apply).

• 
• 
• 
• 

Which food molecule stores energy?

• Carbohydrates

• Proteins

• Lipids/Fats

• Nucleic Acids