Why do whales moan? Various baleen whales moan, but only the males of a few species really sing well: humpback, minke, some blue and fin whales, and the more distantly related bowhead whales. It has been suggested that, when underwater, air can be moved between these sacs and the lungs, allowing whales to sing without […]
What are the three factors that affect the formation of reflection?
What are the three factors that affect the formation of reflection? Answer. Factors that affecting the reflection of light are : The angle of refraction, the angle at which the light strikes the surface, and material that the light is hitting. What is Laws of reflection? The law of reflection states that the angle of […]
Are Volvos really safer?
Are Volvos really safer? Now that we have established why Volvo is considered the safest automotive manufacturer around, the 2019 XC40 is the safest compact SUV, having been awarded a 2019 IIHS Top Safety Pick Plus. The 2019 XC60 is the safest midsize luxury SUV, having been awarded a 2019 IIHS Top Safety Pick. Has […]
How much electricity does 1200 watts use?
How much electricity does 1200 watts use? Appliance Electricity Usage Appliance Typical Consumption Per Hour Cost Per Hour (at 10 cents per kilowatt-hour) Space heater 1,500 watts 15 cents Hair dryer 1,200 watts 12 cents Electric range burner 1,000 watts 10 cents Refrigerator 1,000 watts 10 cents How much power does a 700 watt microwave […]
What instrument is the rover carrying?
What instrument is the rover carrying? It carries seven primary payload instruments, 19 cameras, and two microphones. The rover also carried the mini-helicopter Ingenuity to Mars, an experimental aircraft and technology showcase that made the first powered flight on another planet on April 19, 2021. What technologies does NASA use to explore Mars? Like NASA’s […]
What causes viscosity?
What causes viscosity? Viscosity is caused by friction within a fluid. It is the result of intermolecular forces between particles within a fluid. What is viscosity and its causes? Causes of Viscosity Due to strong cohesive forces between the molecules, any layer in a moving fluid tries to drag the adjacent layer to move with […]
Is it OK to do HIIT everyday?
What is the ideal following distance?
What is the ideal following distance? The rule of thumb is to maintain at least a three-second following distance, giving you time to react and avoid potentially dangerous situations. You can calculate this by using a fixed object, such as a pole or an overpass to determine how far in front of you the car […]
Does cool air push warm air upward?
How do you find the primary and secondary windings of a transformer?
How do you find the primary and secondary windings of a transformer? The primary winding is the coil that draws power from the source. The secondary winding is the coil that delivers the energy at the transformed or changed voltage to the load. Usually, these two coils are subdivided into several coils in order to […]