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tami

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The doubling period of a baterial population is20 20 minutes. At time t = 80 t=80 minutes, the baterial population was 50000.
1. 1 answer
2. 614 views
A graduated cylinder with a radius of 3 cm contains water to a height of 9 cm. Yann adds 15 steel balls, each with a diameter of
1. 1 answer
2. 571 views
A geologist working in a national park finds a mineral. He is carrying a kit that contains a penny, a hand lens, a piece of
1. 2 answers
2. 2,236 views
A bullet of mass m=10 g is fired with initial speed vi = 400 m/s into a blockof mass M=2 kg initially at rest at the edge of a
1. 0 answers
2. 466 views
Two objects are approaching an intersection. One is a 50 kg traveling at 8m/s from east to west and the other is a 40 kg going
1. 1 answer
2. 528 views
give exact and approximate solution to the third decimal (x-6)^=18
1. 1 answer
2. 380 views
2H2(g)+ O2(g) --> 2H2O(L)I know the oxidizing agent is oxygen and the reducing agent is hydrogen. what are the number of
1. 3 answers
2. 5,995 views
In science, what kind of ideas are generally accepted?
1. 4 answers
2. 779 views
what does bias mean?In referring to cloth, the bias is diagonal to the weave; it's not vertical nor horizontal -- it's diagonal.
1. 0 answers
2. 707 views