What material keeps things hot the longest? Answer 4: Materials that are good insulators keep liquids hot for a longer time. Examples of good insulators are silicon, various polymers that form gels and foams, and glass. What material keeps coffee hottest? stainless steel Does tea really taste better in bone china? … anyway, despite the […]
What are some examples of radiation heat transfer?
What are some examples of radiation heat transfer? Some common examples of Radiation are Ultraviolet light from the sun, heat from a stove burner, visible light from a candle, x-rays from an x-ray machine. All life on Earth depends on the transfer of energy from the Sun, and this energy is transferred to the Earth […]
Which statement best describes one way in which global winds affect weather and climate?
Which statement best describes one way in which global winds affect weather and climate? The correct answer is – B. Westerlies move warmer air toward the poles. The Westerlies are winds that move from the lower latitudes (thus from the warmer areas) towards the bigger latitudes (south and north towards the poles). What are the […]
Do vaccines come from cows?
Do vaccines come from cows? The word “vaccination”, coined by Jenner in 1796, is derived from the Latin adjective vaccinus, meaning “of or from the cow”. Once vaccinated, a patient develops antibodies that make them immune to cowpox, but they also develop immunity to the smallpox virus, or Variola virus….Cowpox. Cowpox virus Species: Cowpox virus […]
How do you know if a relationship is direct or inverse?
How do you know if a relationship is direct or inverse? Direct vs. In direct relationships, an increase in x leads to a correspondingly sized increase in y, and a decrease has the opposite effect. This makes a straight-line graph. In inverse relationships, increasing x leads to a corresponding decrease in y, and a decrease […]
Which of the following fraction is the largest 7 8?
Which of the following fraction is the largest 7 8? Solution(By Examveda Team) C. M. of8,16,40and80=8078=7080;1316=6580;3140=6280Since,7080>6580>6380>6280,So,78>1316>6380>3140So,78isthelargest. Which fraction has the highest value? 7/8 How do you find the smallest ratio? How to Simplify a Ratio A : B when A and B are both whole numbers List the factors of A. List the factors of […]
What is negative control vs positive control?
What is negative control vs positive control? A negative control is a control group in an experiment that uses a treatment that isn’t expected to produce results. A positive control is a control group in an experiment that uses a treatment that is known to produce results. Who has the best drinking water in the […]
Which is better Armageddon or Deep Impact?
Which is better Armageddon or Deep Impact? However, there is still much debate between film lovers about which one is generally considered the better film. While Armageddon stands out as the fan favorite because it’s a more entertaining movie, a lot more people prefer the emotional depth that comes with Deep Impact. What made more […]
How does the rain shadow effect affect climate?
How does the rain shadow effect affect climate? The mountains block most precipitation from falling in the valley, creating a dry climate where few plants grow. A rain shadow is a patch of land that has been forced to become a desert because mountain ranges blocked all plant-growing, rainy weather. On one side of the […]
Do divers breathe oxygen?
Do divers breathe oxygen? Contrary to popular belief, scuba divers don’t only breathe oxygen underwater. After all, we don’t breathe pure oxygen above water either. Divers go way deeper and explore much longer with mixtures such as nitrox, heliox, and hydrox as these are safer alternatives to simple compressed air. Can oxygen get you high? […]