Physics
A bullet is fired straight up from a gun with a muzzle velocity of 148 m/s. Neglecting air resistance, what will be its displacement after 6.3 s? The acceleration of gravity is 9.8 m/s2 .
Mathematics
A jar has eight red, nine blue, and ten green marbles. What is the least number of marbles that you can remove from the jar and be certain that you have three of the same color?
chem
How much heat is necessary to change 5 grams of water at 10 degrees celcius to water at 70 degrees celcius?
physics
A small mass m hangs at rest from a vertical rope of length l that is fixed to the ceiling. A force F then pushes on the mass, perpendicular to the taut rope at all times, until the rope is oriented at an angle (theta)=(theta)0 and the mass has been raised by a vertical distan...
physics
small mass hangs at rest from a vertical rope of length that is fixed to the ceiling. A force then pushes on the mass, perpendicular to the taut rope at all times, until the rope is oriented at an angle and the mass has been raised by a vertical distance . Assume the force...
physics
A large 63.0kg board is propped at a 44 degree angle against the edge of a barn door that is 2.5 m wide. How great a horizontal force must a person behind the door exert (at the edge) in order to open it? Assume that the coefficient of friction between the board and the door i...
R.H dana
i forgot my spelling words how do i prent my homework out miss.pitkin
Spanish-I'm sorry SraJMcGin
Hi SraJMcGin, I'm realy sorry I asked this question again-I never saw your post from a few days ago-I only saw what was posted by a Lore-that's why I asked what I did because the post by Lore changed some things around that I didn't understand-I never saw your post...
Spanish-Thank you Ms. Sue
Thank you. I appreciate it
Spanish-Please check SraJMcGin
Hi, I redid some of the answers as suggested yesterday from someone who responded to my post. Could you please see if I did them correctly-Thank you- I made the corrections-someone yesterday redid a question but the questions shouldn't be redone-that's my homework-the ...
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