Which type of light bulb uses phosphors?

neon

incandescent

tungsten-halogen

fluorescent

Whats the rounded Atomic mass of iron?

What are two forms of mechanical energy

Two tables have a mass of 29 kg if the gravitational force between them is 4.24*10 to the power of - 10 and how far apart are they G equals 6.67*10 to the power of - 11 I need the answer in meters

What occurs when the pitch increases and the sound source is moving?

A trough is 3 meters long, 2 meters wide, and 4 meters deep. The vertical cross-section of the trough parallel to an end is shaped like an isoceles triangle (with height 4 meters, and base, on top, of length 2 meters).

What is the sum of the forces in an action reaction pair? O A. always less than zero B. always greater than zero C. always equal to zero sometimes less than zero Reset

What factors determine the presence of electrical energy?

Write a good scientific question that can be answered by Guadalupe based on what is described above. Label the independent and dependent variable within your question.

Which one is more accurate M1 = 1.0cm + - 0.1cm M2 = 0.10cm + - 0.01cm M3 = 0.100cm + - 0.001cm A. M1 B. M2 C. M3 D. All have same accuracy

What is the name of the group of elements that are human-made and do not occur in nature?