How is resonance used in musical instruments?

A. to disrupt interference

B. to amplify sound

C. to create harmony

D. to stay in tune

Calculate the work done by a 2.4 N force pushing a 400 g sandwich across a table 0.75 m wide. Question 2 options: A. 3.2 J B. 1.8 J C. 960 J D. 533.33 J

after stating a hypothesis, what is thew next step that a physicist is most likwely to take in answering a question

Isotopes have variable numbers of electrons. a. True b. False

Which adaptation is not an example of a structural adaptation?

A student holds a bike wheel and starts it spinning with an initial angular speed of 9.0 rotations per second. The wheel is subject to some friction, so it gradually slows down.

If you have 0.306 m3 of water at 25.0°C and add 0.102 m3 of water at 95.0℃, what is the final temperature of the mixture? Use 1000 kg/m3 as the density of water at any temperature. Number O Previous ⓧ Give Up & View Solution.

If b is the amplitude of the magnetic field vector, find the complete expression for the magnetic field vector b⃗ of the wave.

An electron and a proton are separated by a distance of 1 m. What happens to the size of the force on the first electron if a second electron is placed next to the proton?

Airbags will deploy no matter from what angle your car is hit.

Sebuah benda berjarak 8 cm di depan cermin cekung yang memiliki fokus 12 cm. perbesaran bayangan yang dihasilkan adalah? tentukan juga M nya?