5. If the total charge of an atom's nucleus is + 3 and the total charge of the surrounding electrons is - 3, the atom

is (choose one.)

a. Positively-charged

b. Negatively-charged

c. Electrically neutral

d. Unstable

If gravity were somehow eliminated: a. Earth would spiral outward away from the Sun. b. Move in a straight line out into space. c. Spiral inward toward the Sun. d. Move in a straight line toward the Sun.

Process capability A. exists only in theory; it cannot be measured. B. is assured when the process is statistically in control. C. means that the natural variation of the process must be small enough to produce products that meet the standard. D.

A 10.0-kg animal is running at a rate of 3.0 m/s. What is the kinetic energy of the animal? Hint: 1/2 (M) (V) 2 • 3.3 J • 45.0 J

A superconducting solenoid is to be designed to have an interior field of 7.171 T with a maximum current of 1000 A. The permeability of free space is 1.25664 * 10-6 T · m/A. How many windings are required on a 1 - meter solenoid length?

The bulk of peoples dreams occurs during what following state?

In what way would a digital thermometer be preferable to those from a liquid-based thermometer? Digital thermometer readings are easier to use when performing calculations.

Why does the core of the sun contain more helium and less hydrogen than the surface of the sun?

What happens to a light ray passing through the center of a lens?

A spider crawling across a table leaps onto a magazine blocking its path. The initial velocity of the spider is 0.870 m/s at an angle of 35.0° above the table, and it lands on the magazine 0.0770s after leaving the table. Ignore air resistance.

A force of 5 N accelerates an object. The object's mass is 50 g. What is the acceleration of the object? (Formula: F=ma)