The limestone caves shown here were most likely formed by

1. If a 25 kg car accelerates at a speed of 100m/s2,2 what will the force of the car be? Plug in the numbers: Force = mass x acceleration

Two birds collide in midair. Before the collision their combined momentum was 88kg•m/sto the west. What is their combined momentum after the collision

A uniform rod is 2.0 m long. The rod is pivoted about a horizontal, frictionless pin through one end. The moment of inertia of the rod about this axis is given by (1/3) ML2. The rod is released from rest at an angle of 30° above the horizontal.

What are three things that travel in waves

Ocean water has a salinity of 35 parts per thousand. Fresh water has a salinity of less than 0.5 parts per thousand. What can you conclude from this information? A. Ocean water is rich in salt minerals. B.

Why is carbon and nitrogen important?

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3. What is the kinetic energy of a 1300 kg car moving at 26.3 m/s?

Kendall has empty graduated cylinder with markings and an identical graduated cylinder partway filled with water. She also has a balance and a marble. Which statement best describes what Kendall can do? A.

2. With regard to the pH scale, a solution with a pH A. higher than 7 is considered an acid. B. lower than 7 is considered basic. C. of 6 is considered neutral. D. close to 14 is considered a strong base.