physics mc question!!!!HELP
Question # 1 : It a particle increases its speed by a factor of 2, what happens to the kinetic energy? a)doubles b)cuts in half c)increases by a factor of 4 d)depends on whether or not work is done on the particle Question # 2: An object falling near the surface of the Earth a...
Chemistry
Now if your lab partner determined that there were 5.001 x 1022 atoms of K in an unknown sample of KMnO4, how many milligrams would the unknown sample weigh?
Chemistry
How many moles of K atoms are there in 152.8247 grams of KMnO4?
physics- MC QUESTIONS
Q 1: which of the following conditions occur when an object is in static equilibrium ? (can be more than one option) a. net force on the object is zero b. net torque on the object is zero c. acceleration of the object is zero d. velocity of the object is zero Q2: Student A pul...
AP Literature-Macbeth
How does the banquet scene blur the clear-cut and common-sense distinction that most of us make between the real and imaginary? In what other scenes has this distinction been blurred?
Math
you have 12 blueberry muffins for $7.20 , 8 chocolatechip for $4.40, and 6 raisin for $4.50 What type of muffin cost the Least?
math
X2+11x=-24
Physics
A 0.31-kg stone is held 1.2 m above the top edge of a water well and then dropped into it. The well has a depth of 5.6 m. (a) Taking y = 0 at the top edge of the well, what is the gravitational potential energy of the stone–Earth system before the stone is released? (b) ...
Physics
Two blocks are connected by a light string that passes over a frictionless pulley as in the figure below. The system is released from rest while m2 is on the floor and m1 is a distance h above the floor. (a) Assuming m1 > m2, find an expression for the speed of m1 just as i...
Physics
Im still confused. Ive tried solving for k a couple of different ways and the website tells me that I am wrong. My answers have ranged from .0286 to 791.1 N/m. Ive tried converting 1.55 cm to m, and it still says that I am wrong.
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