Reactivity 2

Which metal is more reactive than calcium?

• magnesium
• potassium
• silver
• aluminum

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which one of the following metals reacts most vigorously with cold water?

• Sodium
• Magnesium
• Copper
• Zinc

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The least reactive in oxygen in the list is 

• iron
• zinc
• copper
• lead

• A
• B
• C
• D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

• A
• B
• C
• D

How can you tell that a metal is reacting with water?

• Colour change
• Bright light
• Fizzing
• It gets colder

Is melting ice a chemical or physical change?

• chemical
• physical

Is burning wood a chemical or physical change?

• chemical
• physical

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

in despicable me, what was gru's daughters names?

• Agnes, margo, edith
• princess, sarah,molly
• angie, ally, june
• Melissa, Martha, melanie

Tags

CCSS.RL.2.6

CCSS.RL.8.3

In "Frozen," how many brothers does Hans have?

• 9
• 12
• 15
• 7