True or False: Warm air has greater air pressure than cool air 21 points
Solved
Show answers
More tips
- C Computers and Internet What is the Meaning of lol and How Did it Become Popular?...
- F Food and Cooking What s the Best Rice for Cooking Plov?...
- F Family and Home How to Remove Fading from Clothes: Tips and Tricks...
- F Food and Cooking How to Make Polendwitsa at Home?...
- F Family and Home Parents or Environment: Who Has the Most Influence on a Child s Upbringing?...
- P Philosophy Unbelievable stories of encounters with otherworldly forces...
- L Leisure and Entertainment How to Choose the Perfect Gift for Men on February 23rd?...
- H Health and Medicine How to Treat Whooping Cough in Children?...
- H Health and Medicine Simple Ways to Lower Cholesterol in the Blood: Tips and Tricks...
- O Other How to Choose the Best Answer to Your Question on The Grand Question ?...
Answers on questions: Physics
- P Physics How can speakers work I need good answers...
- P Physics Help me pls:,( THIS IS A TEST PLS...
- P Physics Scott travels north 2 miles and then goes west 5 miles before coming straight back south 7 miles what is his displacement...
- P Physics Water enters a 2 m3 tank at a rate of 6 kg/s and is withdrawn at a rate of 2 kg/s. The tank is initially half full. What type of process is this?...
- P Physics a ship travels from savannah georgia to lisbon spain at a rate of 27.6 miles/hour. if the distance covered is 3982 miles how long did the trip take...
- P Physics Q2. Zara travelled in a train moving at an average speed of 120km/h and covered a distance of 40km towards East. Calculate the time taken by the train to cover this distance....
- P Physics the temperature of 550g of water is changed from 20.8°C to 25.3°C. How much heat did this sample absorb?...
- P Physics Which vector has an x-component with a length of 4?...
- P Physics PLEASE HELP: A 1400 kg car moving +13.7 m/s makes an elastic collision with a 3200 kg truck, initially at rest. What is the velocity of the truck after the collision? (Unit...
- P Physics The temperature of 20 liters of helium gas is increased from 100°K to 300°K. If the pressure was kept constant, the new volume will be how many liters? a) 6.7 b) 30 c)...
Ответ:
False
Explanation:
Warmer air is less dense than cold, which is why warm air tends to rise and cold air sinks. Being acted on by gravity, colder, denser air weighs more and exerts greater pressure per unit area.
Ответ:
V^2 = 2gh
V = sqrt (2*9.8*2.9)
V = 7.54 m/s