7. What do mechanical waves require in order to transfer energy?

A jogger accelerates at a constant rate of 1.20 m/s^2 for 3.00 seconds. If her initial speed was 2.50 m/s, find her speed after those 3 seconds of acceleration.

A substance made of one or more atoms of a single type is a?

Glaciers store about 72% of the world's freshwater false are true

explain how stability and toxicity can work together to increase the effect of a chemical on the environment

The ph indicator bromothymol blue turns yellow when co2 gas is added to a solution and blue when co2 is removed from a solution. which statement is a hypothesis you could test using a solution with bromothymol blue? a.

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?

How does gravity correspond to the bending of the space-time fabric