Skip Nav

Science Homework Answers & Questions

Why science is important

❶Dalton proposed that atoms are indivisible and indestructible

Science Questions and Answers by Category

HOMEWORK SOLVED


What is the difference between mitochondria and plastids? A plastid is not necessarily a specific cell organelle in the way that a mitochondrion is. A plastid is a category of organelle. A chloroplast would be a specific type of plastid, but not all What happens when copper is treated with dilute HCl? Questions of this kind typically require you to identify the type of reaction that could potentially occur, then use published reference material on that type of reaction to determine whether the What is the difference between the skin of animals living in cold regions and the skin of those Animals that live in extreme climates have physical characteristics that help them survive in harsh environments.

Their skin, as well as their fur or feathers, serves as an insulator and thus acts Give any two uses of folic acid. Folic acid is a form of the water soluble B vitamin. It can be found in foods such as dried beans, oranges, peas, lentils, various whole wheat products bread, pasta, etc. What would be the consequence of hemoglobin deficiency in our body? Hemoglobin is a protein that carries oxygen throughout the body.

The protein is found in red blood cells, and the amount of hemoglobin from person to person is variable. The amount of hemoglobin How are nucleic acids related to proteins? You probably know that DNA contains the "instructions for life" and that our genes determine many of our characteristics. You may or may not know that the expression of inherited characteristics is For the following, determine whether the information is accurate, precise, both or neither Accuracy and precision are two terms used often in science.

Accuracy is the closeness of a measurement to the standard or true value. For example, if you measure the length of a 30 foot wall and What is one key development that separates reptiles from amphibians? There is more than one key development that separates reptiles from amphibians, and I do not think it is possible to single out only one key difference. In general, the reptile characteristics that Why should people consider becoming vegan? There are several reasons many people might wish to reduce their reliance on animal products or become totally vegan.

The first reason is ethical. Many people believe that killing other living What is an example of a poor conductor? A material can be a poor conductor of heat, electricity, or both. A poor conductor means that the substance will not easily conduct heat or electricity or both as easily as a conductor.

What are some uses of bacteria? All too often, people assume that bacteria are bad and always bad. It is not well known that only a very small percentage of bacteria are harmful to humans. The rest of bacteria are either Can physical and chemical changes happen together? Yes, the physical and chemical changes can occur together. An example is the burning of a candle. When the candle burns, the wax melts and the wick burns.

Even though the wax melts, it still stays Who is the father of science? There is really no single answer to this as different writers apply the term father or mother of science to different historical figures. Even more importantly, most serious historians of science The Earth is a sphere composed of four layers. The innermost layer is the inner core, the center of the planet made of solid metal. The inner core is surrounded by the outer core, which is made of How is the plant kingdom useful to us?

The plant kingdom has many uses for us. Through the process of photosynthesis, plants convert the solar energy into food carbohydrates. They are primary producers, and we are dependent on them All Living Things A fascinating database of all things living…Well worth the visit. I Can Do That! Cool information on cells, DNA, genes and other stuff. Introduction to Evolutionary Biology Great information on the theory of evolution. Amino Acids More good stuff on amino acids if you happen to be into amino acids.

Plants Database Powerful database from the Dept. A Modern Herbal A great book on herbs published in Encyclopedia of Plants Search for any plant…by Martha Stewart. What Tree is it? Identify trees by leafs, fruit and common names. Common Trees of Pennsylvania This is for my friends in the Northeast…a very nice tree guide.

Chem4Kids A very nice chemistry site for young children. Chalkbored — Chemistry 12 Packed with great chemistry lessons — Definitely check it out. The Catalyst Everything from lesson plans to experiments…very nice chemistry site.

Periodic Table Nice place to find information on all of the elements. Chemicool Periodic Table Very nice looking periodic table.

Tutorial on Balancing Equations Makes it more fun to balance chemical equations. Chemical Equations Balancer This site balances chemical equations for you. Asking such students to go home and study the rest by themselves will only make matters worse. It can even lead to a misinterpretation of what was said in the textbook or class note. Maybe one can manage studying English or history without any help, but I doubt if you can study maths and science that way.

Someone needs to guide you through so that you can make sense of the material you are studying or the science paper you are required to write.

There are many places to get help when writing your science homework. You may decide to ask your classmates.

But this is not advisable seeing they are also faced with their own hw problems too, so why bother them with yours. The ones that do not understand may even consider you to be a weak person. Instead of enduring such embarrassment, you can opt to get help online.


Main Topics

Privacy Policy

Need even more information? Don't forget to search the reference sources of Infoplease for answers to your homework questions.

Privacy FAQs

Free elementary, middle and high school teacher resources, including puzzlemaker, student games and activities and lesson plans.

About Our Ads

Get science homework help and test prep 24/7. Expert tutors are ready to help with every science subject and every skill level. Find a science tutor now. Step-by-step solutions to all your Science homework questions - Slader.

Cookie Info

We would like to show you a description here but the site won’t allow us. StudyDaddy is the place where you can get easy online Science homework help. Our qualified tutors are available online 24/7 to answer all your homework questions.