Chemistry
What determines an element's reactivity?
*First spin switches places with second spin. If it lands on the same person twice, triple that person's total score.
The valence electrons.
What formula would you use to determine the average speed of an object?
Distance divided by time.
What moon phase occurs with the following alignment
Eart ----- Moon ----- Sun
New moon
What event is the northern hemisphere experiencing on March (approximately) 20th?
At least 3 of you sing Twinkle Twinkle little star or 3 of you lose 300 points.
...
What determines an element's identity?
The number of protons.
How do you calculate the net force of an object?
Multiply the mass by the acceleration.
About how many days are there between a First quarter moon phase and a Third quarter moon phase?
About 15 days.
Why do we have an extra day in February (Feb. 29th) every four years?
Because it takes 365.25 days for the earth to revolve around the sun.
What is the difference between rotation and revolution (with respect to the earth)?
The earth revolves around the sun.
How many neutrons does Bromine, Br, have? (according to your 8th grade staar reference material)
45
What is the mass in Kg of an object with the force of 12 N and an acceleration of 4 meters/s2?
3 kg
What moon phase occurs before the new moon?
Waning crescent
On about which day will the winter solstice take place in the southern hemisphere?
June 21st
Finish the quote:
"Just keep _"
Spin the wheel twice, each person loses 200 points.
What is the atomic mass of Silver, rounded up to the nearest AMU?
108 AMU
What is the average speed of a car that traveled 90 miles in 24 minutes? Round to the nearest minute.
During which moon phases will earth experience a neap tide?
First quarter moon and a third quarter moon.
Why does the earth experience seasons?
Daily double!!!
Because the earth is tilted on its axis.
What is 1 + 1 + -15?
-13
Spin the wheel.
If you get this right you lose 100 points
If you get this wrong you lose 1,300 points.
How many Oxygen atoms are in this compound of 4(MgCO3)?
Daily triple!!!
12 Oxygen atoms.
4 = coefficient x 3 subscript = 12 atoms
What is Newton's 3rd law of motion?
Action/reaction
What moon phase occurs about three days after the First quarter moon phase?
Waxing gibbous
During which two seasons will the earth experience approximately the same number of daylight hours as night time hours in the northern hemisphere?
Daily double!!!
Spring and Fall
What do you call a cow with no legs?
Ground beef.
You get 4,000 points if you get this right! (spin the wheel)