How do you Operationalise variables examples? Operationalizing Variables For example, if we are concerned with the effect of media violence on aggression, then we need to be very clear what we mean by the different terms. In this case, we must state what we mean by the terms “media violence” and “aggression” as we will […]
How do muscles get oxygen?
How do muscles get oxygen? Oxygen is supplied to the muscles via red blood cells. Red blood cells carry hemoglobin which oxygen bonds with as the hemoglobin rich blood cells pass through the blood vessels of the lungs. The now oxygen rich blood cells carry that oxygen to the cells that are demanding it, in […]
Can be broken down into two or more components?
Can be broken down into two or more components? Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds. mixtures are phisically combined structures that can be seperated into their original components. A chemical substance is composed of one type of atom or […]
Is gravitational force equal to weight?
Is gravitational force equal to weight? The gravitational force on Earth is equal to the force the Earth exerts on you. At rest, on or near the surface of the Earth, the gravitational force equals your weight. What two factors does gravitational force depend on? When dealing with the force of gravity between two objects, […]
What hormone raises blood sugar and increases the heartbeat and breathing rates?
What hormone raises blood sugar and increases the heartbeat and breathing rates? Adrenal-medulla Adrenaline Stimulates breakdown of glycogen to glucose, release of glucose into blood; increases rate of heartbeat and rate of respiration, Pancreas-islets of Langerhans Insulin Stimulates glucose oxidation and removal from bloodstream (storage). How do hormones in the endocrine system move around the […]
Which type of neuron is the fastest?
Which type of neuron is the fastest? Newsletter. 268 Speed (in miles per hour) at which signals travel along an alpha motor neuron in the spinal cord, the fastest such transmission in the human body. Sensory receptors in the skin, which lack the speed-boosting insulating layer called a myelin sheath, are among the slowest, at […]
What is the effect of the Gulf Stream of Europe?
What is the effect of the Gulf Stream of Europe? Since the Gulf Stream also extends toward Europe, it warms western European countries as well. In fact, England is about the same distance from the equator as cold regions of Canada, yet England enjoys a much warmer climate. If it weren’t for the warm water […]
What is the Doppler effect and why is it important?
What is the Doppler effect and why is it important? The Doppler effect is important in astronomy because it enables the velocity of light-emitting objects in space, such as stars or galaxies, to be worked out. What are two everyday applications of the Doppler effect? The Doppler effect has several real-world applications. For example, besides […]
What is the purpose of Find and Replace dialog box?
What happens at an evidence hearing?
What happens at an evidence hearing? The preliminary hearing is like a mini-trial. The prosecution will call witnesses and introduce evidence, and the defense can cross-examine witnesses. If the judge concludes there is probable cause to believe the crime was committed by the defendant, a trial will soon be scheduled. How do you win a […]