Why don't you hear a sound when you move your hand back and fourth through the air

In what other sport might the basketball warmup be effective?

What is the role of the respiratory system? a. to bring water into the body b. to bring oxygen into the body c. to bring carbon dioxide into the body d. none of the above

What are the two ways that electrical current can travel while energizing devices and homes? Explain how the direction of travel differs in each

Wave A has an amplitude of 3, and wave B has an amplitude of 3. What will happen when the trough of wave A meets the trough of wave B?

Bats rely on sound localization to be able to fly during the night. on a cool 20 °c summer night, a bat produces an ultrasonic sound with a frequency of 37 khz. what is the wavelength of this ultrasound, in meters?

When you put your hands on a cold object like a glass of ice water your hands become?

TP2 2) An example of a 3rd gen lever is: a) scissors b) the occipito-atloid joint c) the trolley to transport the O2 tube d) the biceps muscle

A car increases its speed from 20 km/s to 50 km / h in 10 seconds what its is acceleration?

Marina is using a metal spoon to stir her soup. Why does the soup feel warm? Marina's hand warms the spoon she is holding heat energy from the soup is transferred to the spoon heat energy from the spoon is transferred to the soup

A 1180kg car is moving at a speed of 85.5 km/h. Find the force needed to bring the car to rest in a distance of 300m