# Science Homework Help

### Showing All Questions Answered Popular Recommended Unanswered Editor's Choice in Science

• Science
First we need to clarify your question; homogenization is simply the process of altering milk so that the fat will stay mixed instead of rising to the top when the milk is allowed to sit....

Asked by meowmixsix on via web

• Science
I think it is a result of following of charges and the difference of there properties.It is also depended on the amount of a charge.You can get deailed info on this...

Asked by kumarvaibhav123 on via web

• Science
The gravitational pull of the Moon and the Sun, combined with and the centrifugal force caused by the rotation of the Earth, cause the movement of the sea. Anyone on a playground roundabout will...

Asked by sushruth on via web

• Science
Wherever energy is consumed, it can be conserved by using it in a responsible manner. In most cases, it is also possible to find more efficient alternatives that serve the same purpose but use less...

Asked by monique06 on via web

• Science
Basically, as early as the middle of the nineteenth century, it was understood that there must be openings in the cell membrane to permit a flow of water and salts. This is because of the fact...

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• Science
Maybe pilots don't take into account the rotation of the Earth, but there are lots of other people who do. For example, the space shuttle, when it was being used, certainly had to take into...

Asked by ilovetruth on via web

• Science
I think one creative thing that you could do is overlay the various animal cells over the part of the animal's body where the cell would be found. For example, take an image of an animal muscle...

Asked by cenicienta on via web

• Science
If a current I passes through a resistor with resistance R when a potential difference V is applied across it, we have a power consumption given by P = V*I Here I = 2 ampere and V = 12 V. The power...

Asked by rviboy on via web

• Science
1. The orbit of every planet is an ellipse with the Sun at one of the two foci. 2. A line joining a planet and the Sun sweeps of equal areas during equal intervals of time. 3. The square of the...

Asked by shivankshekhar on via web

• Science
Generally, water has to be moving. We have historically used dams to generate electricity. However, it seems that scientists might have found a way to use still water. I could not find much on...

Asked by shrispy on via web

• Science
In order for a light to glow, a current has to flow through it. In order for a current to flow, you need a closed circuit. One way to do this is to connect the positive electrode of the battery to...

Asked by hasareanna5 on via web

• Science
Admission Criteria Minimum Freshmen Admissions Criteria: Admission to UCF majoring in Engineering or Computer Science 3.7 un-weighted high school GPA ACT score of 30 or SAT score of 1300 (without...

Asked by sovana on via web

• Science
Sodium sulfite has been used as a food preservative for many years because of its known antimicrobial properties (i.e. it can prevent food spoilage due to fungal or bacterial growth). However, in...

Asked by mewmanga88 on via web

• Science
Interpolation means you are estimating a value which lies between two known points. Thus, if you are measuring length with a meter stick and the line is between 41 and 42 cm, you interpolate or...

Asked by chunmatkd on via web

• Science
You need to determine the number of atoms of nitrogen present in 7.50 g of the compounds you have provided. I'm going to explain how you can find this for one of the compounds. You can use the same...

Asked by rufus10 on via web

• Science
In Microsoft Excel, you need to enter your data in columns, and then click the Insert tab at the top of the page, and then find the Charts section. Choose either a line chart or a scatter chart,...

Asked by glassice01 on via web

• Science
Actually it is easier to balance a bicycle at rest then when it is in motion. The reason for this is the conservation of the angular momentum. A bicycle has wheels that once in motion, they...

Asked by qwertymak on via web

• Science
when a compound dissolves in water, it dissociates to form ions. CuSO4 (s) + HOH (l) --> Cu^+2 (aq) + SO4^-2 (aq) + HOH (l) where the s stands for solid, the l for liquid, and the aq for an...

Asked by megamindslv on via web

• Science
the nitric acid will not interfere with your analysis to find the mass of silver in the alloy. Some of the nitric acid is used to oxidize the Ag and Cu to their +1 and +2 states respectively,...

Asked by polisciman on via web

• Science
The dielectric constant of a solvent is the reduction that it causes in the electric field surrounding the solute particles. The electric interaction between solute particles is higher if they have...

Asked by mapeps on via web

• Science
In order to answer this, you need to know exactly what a trophic level is. A trophic level refers to each step of the energy pyramid. Producers are located at the bottom level and each...

Asked by bwong14 on via web

• Science
One of the major criticisms of evolution has been centered on the incredible complexity of living things. Creationists argue that it is mathematically impossible for rare, chance events to have...

Asked by megster616 on via web

• Science
The molecular formula of chloroform is the same in the case of both the samples. In the first sample the constituents are 11 g carbon, 115.5 g chlorine and 1 g hydrogen. The ratio of carbon,...

Asked by rufus10 on via web

• Science
Color vision occurs because the retina of the human eye has both rod cells, which distinguish light in general, and cone cells, which are highly sensitive only to specific wavelengths. While there...

Asked by riya-varshney on via web

• Science
I'd like to see this moved to the Science Discussion Forum so you could get more examples in response to this interesting question. Absolutely, society or culture impact how, when and what kinds of...

Asked by granny54 on via web

• Science
To describe science as "multifaceted" implies that its study involves many different fields of research and an ample diversity of disciplines that come together to produce valuable data and...

Asked by granny54 on via web

• Science
1 of 2 things 1. the cell will experience prematurity or mutation that is harzadous. 2. the cell will die off thus giving way for the porduction of a new one

Asked by riya-varshney on via web

• Science
There are three types of microscopes, optical, electron and scanning. I assume you are referring to optical microscopes. Optical microscopes include dissecting and compound types. Dissecting...

Asked by bluemoon18 on via web

• Science
Now I am certainly no scientific expert, but I believe that the answer lies in the term light pollution. I have pasted a link below to a page on light pollution which should hopefully give you more...

Asked by miss-bhengu on via web

• Science
The GUESS method stands for givens, unknowns, equation, substitution, and solution. In your problem: G - givens are: initial position of each runner in relation to a reference point (flag pole) -...

• Science
Both terms are the combining forms having same meaning-cutting or incision,,,,,,however the suffix "tome" is used in case of various surgical instruments & "tomy" in surgical procedures such as...

Asked by angela-62 on via web

• Science
First you must graph your data correctly. Make a graph with Time along the X-axis and Distance along the Y-axis. Your three points for the Slow Walk should be (13.60s, 15m) (26.66s, 30m) (39.93,...

Asked by tokillamockingbird123321 on via web

• Science
The very first Macintosh (Mac) personal computer was produced by Apple, Inc. and introduced to the public on January 24, 1984. Work on the first MacIntosh computers began in 1979 when an Apple...

Asked by izzyluvsu18 on via web

• Science
First, let's describe the function of the flagella and the cilia before indicating their differences. Both, the flagella and the cilia, are basic parts of the body of cells. As many parts of cells,...

Asked by cenicienta on via web

• Science
The similarity between an organelle and an organ lies in that their function within the bodies in which they operate is very specific. In the eukaryote cell (the type of cell that is one of the...

Asked by cenicienta on via web

• Science
The cell theory was created after the observations of microbiology greats such as Robert Hooke (who was the first to discover a cell in 1655), Antony vanLeeuwenhoek (first to see one under a...

Asked by cenicienta on via web

• Science
The prefix "uni" means "one," so unicellular organisms have only one cell. Most kinds of bacteria are examples of unicellular organisms. Within that single cell, all functions needed for life are...

Asked by cenicienta on via web

• Science
This phenomenon is called mirage, which is caused due to refraction of the sunlight in the different layers of the atmosphere.

Asked by tysontt on via web

• Science
There are several reasons why it is good to remove sulfur from crude oil. First of all, the sulfur present in the crude oil can harm the catalysts that are used in the refining of crude oil into...

Asked by joycenwoji on via web

• Science
Friction is the force created when solid surfaces, fluid layers or material elements slide against each other. Static Friction occurs between surfaces that are not moving over one another....

Asked by dana170 on via web

• Science
The "bottle rocket" is able to "fly" because of the use of water and pressure, created with a chemical reaction between the mentos and baking soda. Whereas other kinds of compression can be used,...

Asked by blising on via web

• Science
Gas chromatology, also known as gas chromatography, is a way to separate volatile gasses or liquids from one another so they can be identified. In the case of a blood sample being examined for...

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• Science
Plants can absorb harmful substances from the air, such as carbon dioxide. When this happens, it is called photosynthesis. Besides carbon dioxide, plants also absorb other things such as water,...

Asked by jc413 on via web

• Science
In any ecosystem, there is a wide variety of ecological niches. These are areas and/or ways of life that can be exploited by different types of animals. For example, in a rainforest, there are...

Asked by allthefoolssailedaway on via web

• Science
When you change the temperature of any material, the material also changes size. If you apply heat to an object, it will get bigger because the heat energy makes the molecules move around faster,...

Asked by smartatul111 on via web

• Science
There are two main differences between an oscillation and a periodic motion. The first difference is that an oscillation happens in a single direction (or in a plane) while periodic motion is...

• Science
In order to understand what the Mohs scale is, you simply need to know the full name of this scale. It is the "Mohs scale of mineral hardness." As the name implies, this is a scale that is used...

Asked by tarja19 on via web

• Science
Igneous rock is formed when magma, molten rock from below the earth's surface, or lava, molten rock that has emerged from below the surface, hardens into a solid state. There are many different...

Asked by autos on via web

• Science
The control is the plant that receives only pure water. It is referred to as the control, not control variable. The dependent variable is the height of each of the sunflower plants after the two...

Asked by starz2 on via web