What do theories and laws have in common?

What do theories and laws have in common? As previously stated, a scientific theory is a well-substantiated explanation of some aspect of the natural world. A scientific law is simply an observation of the phenomenon that the theory attempts to explain. The theory of gravity is the explanation as to why the apple falls to […]

Is jealousy a sign of cheating?

Is jealousy a sign of cheating? They get overly jealous If your partner gets irrationally jealous, it may be an indicator that they are transferring their own sense of guilt on to you. This type of projection is a classic way that cheaters try to cover up their own misdemeanors. What are the first signs […]

What is a good weight to curl?

What is a good weight to curl? According to Weis, men up to 120 pounds should be able to curl 70 pounds; men 121 to 135 pounds should be able to lift 85 pounds; men 136 to 155 pounds should ideally lift 105; men 156 to 170 pounds should lift 120 pounds; men 171 to […]

What are examples of ratio variables?

What are examples of ratio variables? Examples of ratio variables include: enzyme activity, dose amount, reaction rate, flow rate, concentration, pulse, weight, length, temperature in Kelvin (0.0 Kelvin really does mean “no heat”), survival time. What are the 5 most common process variables? The most common process variables fall into five major types: level, flow, […]

Is tens AC or DC?

Is tens AC or DC? A standard TENS unit typically delivers a low-frequency (<50 Hz) alternating current to a focused treatment area. Due to the nature of low-frequency, however, these signals have a low capacity to overcome skin resistance – resulting in these units only providing pain relief via the Gate Control Theory while being […]

Where is UV found?

Where is UV found? UV radiation is present in sunlight, and constitutes about 10% of the total electromagnetic radiation output from the Sun. It is also produced by electric arcs and specialized lights, such as mercury-vapor lamps, tanning lamps, and black lights. What is UV color? UV light has a shorter wavelength than visible light. […]

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 […]

Why does oil make a rainbow in water?

Why does oil make a rainbow in water? Most often seen in recently made puddles on the sides of roads, the oil refracts light much the same way a rainbow does. Simply put, the thin layer of oil floating on top of the water refracts the light which then bounces back up off the water […]

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