Conservation of Matter

Matter can not be created nor destroyed: it can only be

• Destroyed a little bit
• Invisible
• Transformed, changed
• None of the above

Tags

NGSS.MS-PS1-5

The amount of atoms should be the same on both sides of a chemical equation.

• True
• False

Tags

NGSS.MS-PS1-5

H₂ + O₂ --> H₂O

• Balanced
• Not Balanced

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Why does this picture demonstrate the Law of Conservation of Matter?

• the number of atoms of each element are the same in the reactants and products.

• they start out separate and end up combined

• the same elements are used

• it doesn't demonstrate the Law of Conservation of Matter

Tags

NGSS.MS-PS1-5

What is the pigment in chloroplasts that performs photosynthesis?

• Chlorosynthesis
• Chlorophyll
• ADP
• Electron Transport

Tags

NGSS.MS-LS1-6

Which gas is removed from the atmosphere during photosynthesis?

• hydrogen
• oxygen
• nitrogen
• carbon dioxide

Tags

NGSS.MS-LS1-6

What are the products of photosynthesis?

• water and carbon dioxide
• oxygen and glucose
• oxygen and carbon dioxide
• oxygen and water

Tags

NGSS.MS-LS1-6

Which of the following go through the process of photosynthesis?

• bees
• algae
• humans
• mushrooms

Tags

NGSS.MS-LS1-6

What is the correct equation for photosynthesis?

• C₆H₁₂O₆ + 6O₂ --> 6CO₂ + 6H₂O
• 6CO₂ + 6O₂ --> C₆H₁₂O₆  + 6H₂O
•  6CO₂ + 6O₂ --> 6H₂O + C₆H₁₂O₆
• 6CO₂ + 6H₂O  -->  6O₂ + C₆H₁₂O₆

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following is an example of a HETEROTROPH?

• Grass
• Algae
• Lemon Tree
• Bear