A1.6 g plastic bead charged to -3.2 nc and a 3.6 g glass bead charged to 17.0 nc are 2.1 cm apart (center to center). (part a) : what are the magnitudes of the accelerations of the plastic bead and the glass bead?
express your answers using two significant figures. enter your answers numerically separated by a comma. (part b) : what are the directions of the accelerations of the plastic bead and the glass bead?
a) the beads accelerate away from each other. b) the beads accelerate toward each other.
c) the beads accelerate in the same direction.

Suppose that a comet that was seen in 563 a.d. by chinese astronomers was spotted again in year 1951. assume the time between observations is the period of the comet and take its eccentricity as 0.986. what are (a) the semimajor axis of the comet's orbit and (b) its greatest distance from the sun?

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.

Ineed this now one scientist feels that the changes in global climatic patterns may be good for the health of the biosphere. another scientist feels that sharp changes in climatic patterns could result in the extinction of the biosphere. which of these is the most likely reason the two scientists gave conflicting opinions on the impact of changes in the global climatic pattern? they do not have enough knowledge on the topic. they did not discuss the issue among themselves. they believe conflicting opinion strengthens science. they study different areas of science and have different scientific focuses.