In BOTH types of cells. Controls what goes in and out of the cell.
What is cell membrane.
100
Mixtures with particle sizes that consist of clumps of molecules.
What are colloids.
100
How much heat is needed to bring 12.0 g of water from 28.3 °C to 43.87 °C, if the
specific heat capacity of water is 4.184 J/(g•°C)?
What is 15.6oC
100
Marshall wants to remove a tree stump from the ground. To do this, he puts one end of a long beam under the stump and puts all of his weight on the other end. His weight is just enough to lift the stump. The stump weighs 400 N. Marshall weighs 250 N. What is the mechanical advantage of the lever Marshall is using?
What is 1.6
100
What occurs once in a minute, twice in a moment and never in one thousand years?
What is the letter 'm'.
200
In BOTH types of cells. Houses gel-like fluids that support cell organelles.
What is cytoplasm.
200
dinitrogen tribromide
What is N2Br3
200
How much heat is needed to warm up 36 kg of hydrogen gas from 12.0 oC to 48.0 pC?
What is 1.8 x 10^6 J.
200
. Amanda uses a wheelbarrow to lift a load of bricks. The bricks weigh 600 N, which is more than Amanda could normally carry. However, with the wheelbarrow, Amanda
can lift the bricks with as little as 120 N. What is the mechanical advantage of the wheelbarrow?
What is 5
200
The tea Ms. Kosh is drinking.
What is Genmaicha.
300
In an ANIMAL CELL. Transport and stores materials, including waste.
What is vacuole.
300
The concentration of 4 mg of salt dissolved in 50 mL of water.
What is 8%
300
How much heat is released when a 260.0 g plate of copper cools from 530 K to 20.0 oC?
What is 24 kJ
300
After improving the design of his pulley system, the mechanic can now lift the engine with a MA of 4. How much force is now required to lift the engine?
What is 450 N.
300
Conjugate the verb: "prendre" in the passe compose.
What is "j'ai pris, tu as pris, il/elle a pris, nous avons pris, vous avez pris, ils/elles ont pris"
400
In an ANIMAL CELL. Contain chemicals that break down certain materials. Breaks down dead cells.
What is lysosome.
400
A piece of wood that measures 3.0 cm by 6.0 cm by 4.0 cm has a mass of 80.0 grams. What is the density of the wood?
What is 1.1 g/cm3
400
3.4 kJ of heat is added to a 1.4 kg rod of uranium. What is the change in temperature the rod undergoes?
What is 12 oC.
400
A machine used to lift crates of oranges has an efficiency of 65%. If the machine provides 1300 Newtons
through a distance of 50 meters, what is the work output?
What is 42250 J.
400
The alter ego of Stephanie Brown.
What is Batgirl (Or the Question)
500
In BOTH types of cells. Organelle that produce most of the cells energy, which is ATP.
What is mitochondria.
500
Gasoline is a non-polar liquid that will float on water. 450 grams of gasoline is spilled into a puddle of water. If the density of gasoline is 0.665 g/mL, what volume of gasoline is spilled?
What is 680 mL.
500
24OOOJ of heat is released when 640g of silver drops in temperature. lf the silver was initially
at -10.0 "C, what is the final temperature of the silver?
What is -170 oC.
500
If the motor is turned on, and rotates at 240 rev/min (rpm) and if Gear ‘Z’ = 13 teeth, Gear ‘Y’ = 39 teeth,
and Gear ‘X’ = 13 teeth. How many times will gear X turn in one minute.
What is 80 rpm.
500
A machine is 75% efficient, and the work put into it is 4800 Joules. What is the work output?