Something physically combined such as cereal and milk is an example of this.
What is a mixture?
100
The periodic table has this many elements.
What is 118.
100
Ripping paper.
What is a physical change
100
This is the city the Macy's Day Parade is held in each year since 1924.
What is New York City?
200
An example of this is the soil we stand on, the air we breathe, and everything in between.
What is matter
200
This is an example of an element.
What is anything from the periodic table. Any element is acceptable. Ex.- gold, silver, oxygen, carbon, helium, hydrogen, nitrogen, copper, aluminum, etc.
200
Atoms bond based largely on the amount of electrons on their outer most ring. This ring is called this.
What is a valence shell of electrons?
200
Paper burning
What is a chemical change?
200
This president is the first to make Thanksgiving a nationally celebrated holiday. (He actually declared two days, one in November and one in August- November stuck)
Who is President Abraham Lincoln?
300
This is the formula for density.
What is D=m/v
300
water is an example of this.
What is a compound?
300
On the periodic table each element has whole number and a whole number with a decimal associated with it. These numbers are called this.
What is the atomic number and atomic mass?
300
A car bumper rusting
What is a chemical change
300
The very first Thanksgiving was held in 1622 in this seaside town in Mass.
What is Cape Cod?
400
We are largely made of water, as a result our density when calculated in metric units is very close to what number.
What is one?
400
Some mixtures, such as a snow globe, are referred to more specifically as this.
What is a suspension?
400
Iron has an atomic number of 26 and a rounded atomic mass of 55.85. When rounding these numbers to the nearest whole, how many neutrons does iron have?
What is 56-26=30 neutrons?
400
dying your hair.
What is a physical change?
400
Of all the traditional Thanksgiving foods, this was the only one found at the first Thanksgiving in Cape Cod in 1622.
What are cranberries?
500
Jim weighs 150 pounds and displaces approx. 18 gallons of water. His density is what? Hint- make the appropriate conversions and show your work.
What is 68 kg divided by 68 liters for a density of 1.
500
Table salt is a compound- in class we watched a video of it being chemically combined. These are the two elements that make up table salt.
What are sodium and chlorine(ide)?
500
This is an isotope.
What are atoms of the same element with different numbers of neutrons?