Category: Physics

What are the best career options? Top Career Options in India Data Science. Digital Marketing. Product Management. Software Engineering. Blockchain. Why did you switch from engineering to finance? Engineers with an affinity towards maths usually pick Finance because finance roles have good pay usually. Work-life is also good. No odd times of work usually- for […]

What are some positive and negative effects of migration? Country losing people Advantages Disadvantages Decreases pressure on jobs and resources Gender imbalances are caused as it is typically men who seek to find employment elsewhere. Women and children are left Migrants may return with new skills ‘Brain drain’ if many skilled workers leave What are […]

What are the special features of desert plants? Features of Desert Plants Low Water Requirements. Desert plant survival depends on being able to exist on very little rainfall. Small or No Leaves. Moisture evaporates through leaves. Thorns. Many desert plants have needles or thorns. Ability to Quickly Absorb Water. What causes a desert to form? […]

Does speed of sound depend on pitch? The speed of sound is dependent on temperature. As the temperature of the air increases, the speed of sound in air increases. Frequency of sound and pitch are related. The higher the pitch, the greater the frequency. What is the highest possible frequency of sound? That’s about the […]

Is running 11 mph fast? So in terms of sprinting, your time would be below average for a track sprinter. At 11 miles per hour you would finish the 100 dash in 20 seconds which isn’t that great for a 6th, 7th, or 8th grader runner. However, if you’re not in track then a 20 […]

What is a symbol for a stationary front? A stationary front is represented by alternating blue and red lines with blue triangles pointing towards the warmer air and red semicircles pointing towards the colder air. A noticeable temperature change and/or shift in wind direction is commonly observed when crossing from one side of a stationary […]

What are two examples of the Doppler effect? The drop in pitch of ambulance sirens as they pass by and the shift in red light are common examples of the Doppler Effect. Edwin Hubble made the discovery that the universe expands as a consequence of the Doppler Effect. Where is the Doppler effect used? Doppler […]

What body parts do birds use for food? Beaks and Bills – Owls, hawks, kingfishers and other birds use their beaks in getting food. The kingfishers with their powerful bills, perch on a tree branch near the water to catch fish. The pelicans use their large bills to catch fish. Other birds have small, short […]

Why does sand burn your feet? Yes, the sand heats up in the hot sun and is a common cause of burns on your feet. When it is 90 degrees outside, the sand can be over 120 degrees, hot enough to cause second and even third degree burns. So at the beach, wear Crocs, aqua […]

Does Salt raise boiling temp of water? When salt is added, it makes it harder for the water molecules to escape from the pot and enter the gas phase, which happens when water boils, Giddings said. This gives salt water a higher boiling point, she said. “The temperature of saltwater will get hotter faster than […]