Physics, 01.11.2019 05:31 raptortrainor2013
Awooden block is cut into two pieces; one is 3 times heavier than the other. a depression is made in bothpieces; a firecracker is inserted in the depression and the block is reassembled. the reassembled block is placedon a rough surface and the fuse on the firecracker is lit. when the firecracker explodes, the two pieces of theblock slide apart. what is theratioof the distances traveled by each block?
Answers: 2
Physics, 21.06.2019 21:20
Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market
Answers: 3
Physics, 22.06.2019 10:40
When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is
Answers: 2
Physics, 22.06.2019 16:00
Agroup of monkeys is trying to cross the river in a rowboat. the maximum buoyant force on the rowboat is 2,000 n. the weight of the rowboat is 1,000 n. each monkey has a weight of 150 n. how many monkeys can safely cross in the rowboat at one time? explain your reasoning, including any calculations you used to find the answer.
Answers: 1
Physics, 22.06.2019 20:00
Aturntable that spins at a constant 74.0 rpm takes 3.10 s to reach this angular speed after it is turned on. find its angular acceleration (in rad/s2), assuming it to be constant, and the number of degrees it turns through while speeding up.
Answers: 2
Awooden block is cut into two pieces; one is 3 times heavier than the other. a depression is made i...
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