The Sl unit of pressure is the

3

Suppose a star the size of our Sun, but of mass 9.0 times as great, were rotating at a speed of 1.0 revolution every 17 days.

A characteristic controlled by one or more genes is called a what

Which of the following is an important property of stars, because it provides some information about the temperature of a star? Group of answer choices The shape of the star The distance to the star The star's color The star's name

We know for newton's 2nd law of motion that the force on an object is equal to the mass of the object times the acceleration of that object. a 9kg bowling ball was thrown with a force of 5 n.

1. Describe the methods by which an electric potential develops in primary cells and dry cells. 2. Describe the methods by which an electric potential develops in generators and thermocouples. 3.

Following an inelastic collision, what can kinetic energy be converted into? Check all that apply. heat impulse momentum potential energy sound

Air has pressure because a. the stratosphere is thick b. air has mass c. wind moves the air d. temperature warms the air

Which of the following values represents an index of refraction of an actual material

What physical characteristic is the same for a particular substance regardless of the sample size.

In the hydrologic cycle, water evaporates into the atmosphere. It then condenses and falls to the ground as precipitation. How can the water return to the atmosphere?