Which two of the following are the least dense materials shown?

Material Mass (g) Volume (L)

Rock 1000 0.5

Pillow 200 10

soda 2000 2

bread 100 1

Which of the following can be a component of soil? A. Rock Particles B. Decayed Organic Material C. Minerals D. All of these

string with a linear mass density of / [/mu = 0.0062/,/text{kg/m}/] is stretched between two posts 1.30 m apart. The tension in the string is 150.00 N. The string oscillates and produces a sound wave.

Which of these planets in cassini currently orbiting? A. Mars B. Saturn C. Jupiter D. Mercury

In what ways might the loss of vegetation as a result of deforestation affect the atmosphere balance

7. How many seconds would it take a car travelling at 100.0 km/h to travel a distance of 16 m?

A rock with mass m = 3.60 kg falls from rest in a viscous medium. The rock is acted on by a net constant downward force of F = 15.

Two electrons are 2.3nm apart. What is the force between two electrons?

3. In a demonstration learning activity, A. the teacher shows children how something works or how to complete an entire activity. B. each child shows and tells about a favorite toy. C.

A 0.12 kg paper airplane flies in a straight line at a speed of 1.3 m/s. How much kinetic energy does the airplane have?

Each atom is composed of electrons and positive material. The mass of the atom is evenly spread throughout the atom. Neutrons are located in the center of the atom. Positive charge occupies a very small volume in the atom.