Which is the hottest place on earth? Death Valley, California According to the World Meteorological Organization’s Global Weather & Climate Extremes Archive, temperatures in Death Valley reached international extremes when they hit 134 degrees Fahrenheit in 1913 — the hottest temperature recorded anywhere in the world. How cold is it right now in Siberia? Upcoming […]
Is kcal same as Cal?
Is kcal same as Cal? The calorie content is often given in kcals, which is short for kilocalories, and also in kJ, which is short for kilojoules. A kilocalorie is another word for what’s commonly called a calorie, so 1,000 calories will be written as 1,000kcals. What is difference between Cal and KCAL? What is […]
Which type of light is more likely to dry out sunscreen?
How do you prove a rhombus is a quadrilateral?
How do you prove a rhombus is a quadrilateral? To prove a quadrilateral is a rhombus, here are three approaches: 1) Show that the shape is a parallelogram with equal length sides; 2) Show that the shape’s diagonals are each others’ perpendicular bisectors; or 3) Show that the shape’s diagonals bisect both pairs of opposite […]
How far back can carbon dating date?
How far back can carbon dating date? C (the period of time after which half of a given sample will have decayed) is about 5,730 years, the oldest dates that can be reliably measured by this process date to approximately 50,000 years ago, although special preparation methods occasionally make accurate analysis of older samples possible. […]
Why do we need controls?
Why do we need controls? Controls allow the experimenter to minimize the effects of factors other than the one being tested. It’s how we know an experiment is testing the thing it claims to be testing. This goes beyond science — controls are necessary for any sort of experimental testing, no matter the subject area. […]
What do all atoms and ions have in common?
What do all atoms and ions have in common? Atoms vs. Ions. Atoms are neutral; they contain the same number of protons as electrons. By definition, an ion is an electrically charged particle produced by either removing electrons from a neutral atom to give a positive ion or adding electrons to a neutral atom to […]
What are the 4 factors that affect the rate of diffusion?
What are the 4 factors that affect the rate of diffusion? Several factors affect the rate of diffusion of a solute including the mass of the solute, the temperature of the environment, the solvent density, and the distance traveled. What makes a reaction reversible? Reversible Reactions After products are formed, the bonds between these products […]
Why is the strong force so strong?
Why is the strong force so strong? The strong force holds together quarks, the fundamental particles that make up the protons and neutrons of the atomic nucleus, and further holds together protons and neutrons to form atomic nuclei. As such it is responsible for the underlying stability of matter. What is most powerful force in […]
What are the advantages of modern world?
What are the advantages of modern world? For most people living in the industrialized west, some of the advantages include: Unlimited clean water and food: Convenience beyond measure: Lightning-fast transportation: Communication: Modern medicine: Access to knowledge: What are the negative effects of social media? Social media may promote negative experiences such as: Inadequacy about your […]