What is stronger a hurricane or a tornado? While both types of storms are capable of producing destructive winds, tornadoes can become stronger than hurricanes. The most intense winds in a tornado can exceed 300 miles per hour, while the strongest known Atlantic hurricane contained winds of 190 miles per hour. What do tornadoes and […]
What is the angular displacement of the minute hand in 30 minutes?
What is the angular displacement of the minute hand in 30 minutes? 1/2 rotation What is the angular displacement of minute hand of a clock in 600 seconds? 60 degrees What is the angular displacement of an hour hand after 5 minutes? Explanation: It takes an hour ( 60 minutes) for the minute’s hand to […]
What are the 3 primary colors of pigment?
How long does it take your lungs to recover from secondhand smoke?
How long does it take your lungs to recover from secondhand smoke? In as little as 1 month, a person’s lung function begins to improve. As the lungs heal and lung capacity improves, former smokers may notice less coughing and shortness of breath. Can secondhand smoke make you sick? When you are around a person […]
How do you cross a river in the shortest time?
How long will Curiosity rover battery last?
How long will Curiosity rover battery last? 14 years Is Sojourner still on Mars? Sojourner is a robotic Mars rover that landed on July 4, 1997, in the Ares Vallis region. Sojourner was operational on Mars for 92 sols (95 days)….Sojourner (rover) Spacecraft properties Deployed from Mars Pathfinder Deployment date July 5, 1997 End of […]
How do you make sound waves visible?
How do you make sound waves visible? Possible sound detectors cling wrap (vibrates easily when pulled taut) sand, glitter, or pepper to reveal vibrations. construction paper (vibrates relatively easily; great for making a sound box) water (potentially messy, but a great way to see vibrations) What is acoustics of sound? Acoustics, the science concerned with […]
What is another name for the stirrup bone inside your ear?
What is another name for the stirrup bone inside your ear? The hammer, anvil and stirrup—also known as the malleus, incus, and stapes, respectively, and collectively, as “middle ear ossicles”—are the smallest bones in the human body. What is the function of the stirrup in your ear? The stapes or stirrup is a bone in […]
Why is streak more reliable for rock identification?
Why is streak more reliable for rock identification? Streak is the color of a mineral’s powder. Streak is a more reliable property than color because streak does not vary. Minerals that are the same color may have a different colored streak. Many minerals, such as the quartz in the Figure 3, do not have streak. […]
Why is the surface of the Earth unevenly heated?
Why is the surface of the Earth unevenly heated? Solar heating of the Earth’s surface is uneven because land heats faster than water, and this causes air to warm, expand and rise over land while it cools and sinks over the cooler water surfaces. This differential heating is passed on to the air above by […]