when the ventricular walls contract, the atria are forced to empty their contents into the ventricles. This process is called atrioventricular (AV) valve closure. The AV valves prevent the blood from flowing back into the atria when the ventricles contract. The semilunar (SL) valves are located at the base of each ventricle, where the large […]

Honey i shrunk the kids ant Shrinking kids seems to be all the rage these days. First it was Ant-Man, now Honey I Shrunk the Kids is getting the shrunken kid treatment. The original 1989 film starred Rick Moranis as an inventor who accidentally shrinks his kids down to the size of insects. In the […]

Would you consider ethyl acetate to be a polar or nonpolar solvent why The answer to this question depends on how you define “polarity.” Ethyl acetate is a molecule with both polar and nonpolar regions. The oxygen atom is electronegative, so it pulls electrons away from the carbon atoms. This creates a partial negative charge […]

What is the equivalent capacitance of the three capacitors in the figure (figure 1)? When capacitors are connected in series, the total capacitance is less than any of the individual capacitors. This is because the effective area of the plates is reduced when the plates are connected in series. The formula for calculating the equivalent […]

the best safety feature for preventing whiplash is the headrest in your car. When you are rear-ended, the headrest prevents your head from snapping backwards and causing injury. In addition to the headrest, there are other safety features that can help prevent whiplash in the event of a rear-end collision. These include: – Seat belts: […]

how far is 200 feet 200 feet is about 60 meters. So if you walked 200 feet, you would have walked about 60 meters. how far is 200 feet In most cases, 200 feet is about two city blocks or the length of two football fields. It is also equivalent to a tenth of a […]

translate you are beautiful to german You are beautiful in German is “Du bist schön”. translate you are beautiful to german Translating “you are beautiful” into German is fairly straightforward. The phrase can be translated directly as “du bist schön.” However, it is also important to consider the context in which the phrase will be […]

when entering a street from an unpaved road you should use the extreme right hand lane unless a sign indicates otherwise. Slower traffic should use the right hand lane to allow others to pass. When passing, use the left lane. If you are being passed on the right, move left to allow the other vehicle […]

is c6h12o6 ionic or covalent The answer to this question is not as simple as it might seem. While covalent bonds are the stronger of the two types of bonds, ionic bonds can be just as strong. It all depends on the particular molecules involved. In general, however, covalent bonds are considered to be stronger […]

Does rubber conduct electricity? As a general rule, rubber does not conduct electricity. This is because rubber is an insulator, meaning that it does not allow electrons to flow freely through it. However, there are some types of rubber that are specially treated to make them conductive. These types of rubber are often used in […]