Category: Physics

What do we use carbon 13 for? Such compounds are safe because they are non-radioactive. In addition, 13C is used to quantify proteins (quantitative proteomics). One important application is in “Stable isotope labeling with amino acids in cell culture” (SILAC). C-enriched compounds are used in medical diagnostic tests such as the urea breath test. Why […]

How do animals survive in the tundra? Animals have many adaptations to survive in this harsh environment; Animals need shelter and insulation in the Tundra. The animals here tend to have thicker and warmer feathers and fur. Many of them have larger bodies and shorter arms, legs and tails which helps them retain their heat […]

What is the sweetest sugar? Fructose Can something sweet without sugar? Absolutely not, assuming that you want to enjoy naturally-occurring sweet food items and still stay healthy in the long run. This can seriously mess up your sugar receptors through overstimulation, and can consequently make naturally-occurring sweet foods (like fruits) taste a lot less sweet […]

What is a periodic table in simple words? The periodic table is a tabular array of the chemical elements organized by atomic number, from the element with the lowest atomic number, hydrogen, to the element with the highest atomic number, oganesson. Why do they call it a periodic table? Why is the periodic table called […]

How many Metres can you walk in 5 minutes? 400 meters How far can you walk in 1 minute? The walking distance measure denotes the distance that can be travelled by walking in a fixed amount of time. In Japan, the standard measure for walking distance is 80 meters for 1 minute of walking time. […]

How do you convert SI units? 1 Answer. Multiply or divide by powers of 10. SI units are easy to convert because you multiply or divide by 10 – sometimes more than once. Think of a staircase – every time you step up a stair, you divide by 10; every time you step down a […]

What happens when you bring a magnet close to some paper clips? If you bring a bar magnet close to pile of paper clips, the paper clips will become temporarily magnetized. As a result, the paper clips will stick to the magnet. They will also stick to each other. Once the magnet is removed the […]

Is it hotter at the beach? Near the beach is much cooler than it is just over a small set of mountains. The sea air keeps things warmer at night and cooler during the day. This is because of the atmospheric mixing and local winds that are created. Large amounts of heat and energy move […]

Which of the following is an example of scientific law quizlet? An example of a scientific law is the law of conservation of mass, which states that matter is neither created nor destroyed in a chemical reaction. Which of the following is an example of scientific theory? The correct answer is letter D. The statement […]

How do I find the volume? Whereas the basic formula for the area of a rectangular shape is length × width, the basic formula for volume is length × width × height. What are 2 ways to find volume? Different Ways to Find Volume Solve for Volume by Space. All physical objects occupy space, and […]