Resonance in air column is used in which of these musical instruments

Trumpet

Drums

guitar

violent

Trumpet makes the most sense

Acceleration of an object depends on its mass and applied force

In a laundromat, during the spin-dry cycle of a washer, the rotating tub goes from rest to its maximum angular speed of 6.7 rev/s in 8.8 s. You lift the lid of the washer and notice that the tub decelerates and comes to a stop in 16.5 s.

An airplane flying horizontally at a constant speed of 350 km/h over level ground releases a bundle of food supplies. Ignore the effect of the air on the bundle. What is the bundle's initial vertical velocity?

A bus travelling at a speed of 40 kmph reaches its destination in 8 minutes and 15 seconds. How far is the destination? a. 5.43 km b. 5.44 km c. 5.50 km d. 9.06 km

A scientific law is?

Charlotte, a 60.0-kg skin diver, shoots a 2.0-kg spear with a speed of 15 m/s at a fish who darts quickly away without getting hit.

All objects are attracted to each other by the force of a. weight. b. mass. c. inertia. d. gravity.

landslides and mudslides caused by lava flows are ___ deadly than the lava flow itself. a. more b. less

3. How is electric potential different than electric potential energy?

Ethan pushes a wooden box across a carpet floor then he pushes the same box across a smooth marble floor why does Ethan find it easier to push the box on the marble floor than carpet floor