2017年1月9日 · Blue whales are huge and gentle. There is no known natural predator, though there are reports of killer whales attacking sole blue whale, which is rare and may be an aberration. An annoyed blue whale can cause considerable damage only by slapping the tail on water. May be the most ferocious predator of blue whale was human species. Few lakhs of …

2016年5月5日 · Run or kick with those large powerful legs. The entire body of an ostrich has been sculpted by evolution to gives it the best chance of success in whatever niche it lives in - this is true for all organisms. Looking at an ostrich one thing that strikes you is those long muscular legs. These legs evolved for running away from prey at high speeds (up to 40 mph). These powerful …

2016年9月21日 · Blue light penetrates deeper in water. The red algae can do photosynthesis in blue light. Like all algae, red algae depend on photosynthesis to produce food. Most varieties of algae live near the surface of the water in order to get enough sunlight to live. Since they can absorb blue light, red algae can live in much deeper water where light of long wavelengths -- …

2015年7月22日 · Step 1. Find the slope using the equation #m=(y_2-y_1)/(x_2-x_1)#, where #m# is the slope, and #(x_1,y_1)# and #(x_2,y_2)# are the two points on the line.

Stoichiometry is the chemistry that mathematically relates all substances in a reaction, quantitatively relating the amount of reactants and products in a chemical reaction. It allows the chemist to determine the amount of product that will form from a given amount of reactants, or the amount of one reactant that is needed to react completely with some specific amount of the …

2016年2月6日 · #color(brown)("Total rewrite as changed my mind about pressentation.")# #color(blue)("Preamble:")# Consider the generic case of #" "log_10(a)=b#

In order to calculate the parts per million you will need to know how many mg of solute is dissolved in 1000g (1L) of water.

2018年2月24日 · This information given in the question is enough to show that brown eye color is dominant over blue eye color. We assume that man having blue eye color is homozygous for this allele and the woman having brown eye color is also homozygous for this allele. The male gamete will carry one allele for blue eye color and female gamete will carry one allele for brown eye …

The best videos and questions to learn about Percent Equations. Get smarter on Socratic.

2016年4月30日 · It is important to work with definitions first. A parallelogram is a quadrilateral with two pairs of opposite sides parallel. A rhombus is a parallelogram with equal sides A square is a rhombus with all the angles equal (to 90°). Students often make the mistake of defining a rhombus as "A rhombus is a square pushed over." It would be better to say that a square is a …