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

The floor of a railroad flatcar is loaded with loose crates having a coefficient of static friction of 0.320 with the floor. If the train is initially moving at a speed of 49.

1: A car traveling at 10 m acceleration uniformly at 2 m. Calculate its velocity after 5 s

Which of the following is consider clean energy

What's the distance over which a wave's shape repeats

What is the sequence of energy transformations associated with a hydroelectric dam? electrical energy into mechanical energy into kinetic energy into gravitational potential energy gravitational potential energy into kinetic energy into mechanical

How far can a person run in 15 minutes if he or she runs at an average speed of 16 kilometers / hours?

In the parts that follow select whether the number presented in statement A is greater than, less than, or equal to the number presented in statement B. Be sure to follow all of the rules concerning significant figures. Statement A: 2.

All your cells contain proto-oncogenes, which can change into cancer-causing genes. Why do cells possess such potential time bombs? A. Cells produce proto-oncogenes as a by-product of mitosis. B.

What is the mass of a basketball that is shot with 12N of force at an acceleration of 4m/s2?

Why do metals have similar properties?