If the mass of a material is 45 grams and the volume of the material is 10 cm^3, what would the density of the material be

Use this technique to find a formula for the intensity I of a sound, in terms of the sound level β and the reference intensity I0. There will be a quantity (10 dB) involved in your calculations. When you enter your answer, leave off the unit dB.

When an electron falls from a higher energy level to a lower energy level how is the energy released?

Which explanation best describes the development of a wave?

What are waves that require a medium to propagate known as? A. transverse waves B. mechanical waves C. circular waves D. electromagnetic waves

List some reasons why growth characteristics are more useful on agar plates than on agar slants

A mirror what a flat surface is a a.) convex mirror b.) concave mirror c.) plane mirror d.) virtual mirror

The mass of a certain neutron star is 1.2 * 1031 kg (6 solar masses) and its radius is 5000 m. what is the acceleration of gravity at the surface of this condensed, burned-out star

The density of ice is 0.93 g/cm3. what is the volume, in cm3, of a block of ice whose mass is 5.00 kg? remember to select an answer with the correct number of significant figures.

Two planets p1 and p2 orbit around a star s in circular orbits with speeds v1 = 44.0 km/s, and v2 = 56.2 km/s respectively. (a) if the period of the first planet p1 is 700 years what is the mass, in kg, of the star it orbits around? kg

The theory describing the movement of the plates is called plate motion theory. True or false?