(Element, Compound,
Homogeneous, Heterogeneous)
Water H2O
What is compound?
frozen water
What is a solid?
magnesium combines with oxygen making bonds
What is release of energy? (Energy goes out)
Water H2O
What is a compound?
Little Joey throws a crumpled paper to the garbage, he scores! 2 pts!
What is UNSAFE?
Sand, Salt, & Iron
What is a Heterogeneous mixture?
Your shoe
What is a solid?
Water is boiled
What is requires energy (Energy is going in )
Chicken noodle soup
What is a heterogeneous mixture?
Little Suzy puts her safety glasses on her forehead to keep her bangs out of her eyes
What is UNSAFE?
A pure gold wedding ring
What is an element?
water at 25oC (room temp)
what is liquid?
a GIANT explosion
What is a release of energy ? (energy goes out)
orange juice w/pulp
What is heterogeneous mixture?
Little Billy sneaks some magnesium home to light off in his bedroom.... and burns his house down....
What is UNSAFE?
Air
What is a homogeneous mixture?
Air
What is a gas?
electrolysis of a solution
What is requires energy ? (Energy goes in)
sugar C6H12O6
what is a compound?
Little Shariq spills acid on the floor and quickly covers it with Little Billy's backpack so no one will know....
What is UNSAFE?
Fog
What is an heterogeneous mixture?
steam
What is gas?
air at night
What is release energy ? (Energy goes out)
your favorite vegetables
What is an heterogenous mixture?
Little Laura correctly wears her safety equipment, accomplishes the lab calmly, writes notes, and cleans up at the end.
What is SAFE?