Monday
May 20, 2013

Total # Posts: 55

science
DNA is copied during a process called.?

math
\$80 \$110 \$130 \$160 \$210 \$650

physics
A mass was dropped from a height of 20m. (a) find its speed at impact. (b) what can you say about the initial GPE of the mass and the KE of the mass just as it hits the ground?

physics
From a tree that is 15m tall, a fruit of mass 2kg falls to the ground. (a) find the initial GPE (b) find the speed at impact (c) find the KE at impact (d) how much energy was lost to heat and sound after the mass came to rest?

physics
A mass of 2kg was thrown straight up with a speed of 15m/s. (a) find the initial KE (b) how high does the mass rise? (c) what is the GPE of the mass at the highest point?

chemistry
calculate the mass in grams of .354 moles of NH3

algebra 2
what is the quadratic function that has the roots (4+3i) and (4-3i)

math
How many people were at a party if There were 105 handshakes at a party and if each person at the party shook hands with exactly once with every other person. The answer is 15. How do I write the problem?

Math PIZZAZZ
it cant be halo...there are 14 answers