What do the arrows in a food chain represent quizlet? Food chains show which organisms eat other organisms. The arrows represent the direction of the transfer of energy from one organisms to the next. What causes the arrows to move in this direction? The earth’s rotation causes a phenomenon called Coriolis effect. The lower latitudes […]
Which angle of light will heat the wood the most?
Which angle of light will heat the wood the most? 90° angle Why can you see objects placed under a heat lamp which emits infrared radiation? Infrared waves have longer wavelengths than visible light and can pass through dense regions of gas and dust in space with less scattering and absorption. Thus, infrared energy can […]
Should I put a sofa in front of patio doors?
Is cutting an apple reversible?
Is cutting an apple reversible? cutting an apple is a physical change and an irreversible because in chemical reaction after reaction new compound is formed with different categories but cutting an apple don’t change it chemically it is only cut into pieces and no new compound is formed. Is alcohol evaporating a chemical change? Evaporation […]
What is non-positional number system give an example?
What is non-positional number system give an example? • The non-positional number system consists of different symbols that are used to represent. numbers. • Roman number system is an example of the non-positional number system. i.e. I=1, V=5, X=10,L=50. What is BCD in binary? Binary Coded Decimal Summary We have seen here that Binary Coded […]
What is the electromagnetic spectrum used for?
What is the electromagnetic spectrum used for? Nearly all frequencies and wavelengths of electromagnetic radiation can be used for spectroscopy. Radio waves, infrared rays, visible light, ultraviolet rays, X-rays, and gamma rays are all types of electromagnetic radiation. Which color is the most refracted? violet light What is required for refraction? For refraction to occur […]
What is shear strength test?
What is shear strength test? Shear strength measures a material’s ability to resist forces that cause the material to slide against itself. A universal test machine is used to apply the tensile or compressive load to determine the overall strength of the adhesive once the samples are pulled or pushed apart. … Why is shear […]
Is Life of Brian funny?
Is Life of Brian funny? Certainly “Monty Python’s Life of Brian” is funny, in that peculiar British way where jokes are told sideways, with the obvious point and then the delayed zinger. The tragedy of Brian (Graham Chapman) is that he has everything it takes be a success, except divinity. How does Life of Brian […]
What are the 7 crosscutting concepts?
What are the 7 crosscutting concepts? The seven crosscutting concepts presented in Chapter 4 of the Framework are as follows: Patterns. Cause and effect: Mechanism and explanation. Scale, proportion, and quantity. Systems and system models. Energy and matter: Flows, cycles, and conservation. Structure and function. Stability and change. What are science concepts? Scientific concepts can […]
What are the 4 types of equilibrium?
What are the 4 types of equilibrium? There are three types of equilibrium: stable, unstable, and neutral. Figures throughout this module illustrate various examples. Figure 1 presents a balanced system, such as the toy doll on the man’s hand, which has its center of gravity (cg) directly over the pivot, so that the torque of […]