category 1
What is the difference between prokaryotic and eukaryotic cells?
nucleus vs nucleoid
Magnesium reacts with hydrochloric acid according to the following equation: Mg + 2HCL (arrow) MgCl2 + H2 what type of chemical reaction is this?
Single displacement reaction
What is the name of a meteoroid that has hit the earth?
Meteorite
What is the acceleration due to gravity?
9.81 m/s2
A recursive sequence is defined by adding the previous two terms. If the first and second term are both 1, what is the 10th term?
55
A plant cell is placed in a saltwater solution. After some time, the cell shrinks and the cell membrane pulls away from the cell wall. What process is causing the water to move out of the cell?
Osmosis or diffusion of water
A school is organizing a fundraiser. A student sells notebooks and pens. Each notebook costs x dollars. Each pen costs $2.5. The student sells 2 pens and 4 notebooks and earns $26.50. What is the price of one notebook?
$5.38
At a school event, adult tickets cost $8 and student tickets cost $5, and if 30 tickets were sold for a total of $186, how many adult and student tickets were sold?
12 adult tickets and 18 student tickets.
What are the four major biomes of Canada?
Boreal forest/Taiga, Grassland, Tundra and Temperate deciduous forest
What is the equation of the discriminant and what does it show?
b2-4ac
>0 means there are 2 real solutions (2 x intercepts)
= 0 means there is 1 real solution (1 x intercept)
<0 means there are no real solutions (no x intercept)