math
Solve for x: 5x − 3 = 2x + 12
x = 5
is light a wave or a particle
both !
By mass, this is the fourth most abundant element in the universe
What is carbon?
What is the capital city of Australia?
Canberra
What was the name of the treaty that ended WW1
Treaty of Versailles
A store discounts an item by 30%, then discounts the new price by 20%. What is the total percentage reduction from the original price?
44%
What is the name for the process where rocks are broken down into smaller pieces by wind, water, and ice?
Weathering
This element is vital to bone formation and bone health.
What is calcium?
What are the names of the 5 oceans?
Pacific, Atlantic, Indian, Arctic, and Southern
name me 5 Chinese dynasties
Xia Shang Zhou Qin Han Xin Three Kingdoms Jin Sixteen Kingdoms Northern & Southern Dynasties Sui Tang Five Dynasties & Ten Kingdoms Song Liao Jin (Jurchen) Western Xia Yuan Ming Qing Republic of China People's Republic of China
A triangle has sides of length 5, 12, and 13. What is its area?
30
What is the name for the change directly from gas to solid
Deposition
This element was used to make the skin of the Statue of Liberty.
What is copper?
Which mountain range separates Europe from Asia?
The Ural Mountains
name as many states as you can
you have 3 minutes
10 points for each one
If log₂(x) + log₂(x − 6) = 4, what is x?
x = 8
A circuit has a voltage of 12V and a resistance of 4Ω. What is the current flowing through it?
3A (using Ohm's Law: I = V/R)
A shade of blue is named after this element, which is primarily used in lithium-ion batteries.
What is cobalt?
Which four countries does Germany share a border with to its east and south?
Poland, Czech Republic, Austria, and Switzerland
what is the Disease that killed a third of Europe
(medical name)
Bubonic Plague
A geometric series has first term 3 and common ratio 2. What is the sum of the first 8 terms?
765
A woman who is a carrier for both haemophilia (X^H X^h) and has the genotype Aa for a separate autosomal condition (sickle cell trait, where A = normal, a = sickle cell) has children with a man who has haemophilia (X^h Y) and is also Aa. What is the probability of having a child who BOTH has haemophilia AND has sickle cell disease (aa)?
Combined probability: 0.50 × 0.25 = 12.5% chance of a child with both haemophilia and sickle cell disease
This element is named for the astronomer that came up with the heliocentric model of the universe.
What is copernicium?
name all 14 countries that border CHINA
China borders 14 countries, the most of any country in the world:
She was born in a small village in northeastern France
She claimed to receive divine messages guiding her actions
She played a crucial role in the Hundred Years War
She never learned to read or write
She was captured by allies of her own country's enemy
She was put on trial at age 19
She wore armor and led an army despite no military training
She was burned at the stake
She was later made a saint by the Catholic Church
She helped crown a French king at Reims
Joan de Arc