A(n) ____ is a single conjecture that can be tested

a. hypothesis
b. paradigm
c. natural law
d. model
e. theory


A

Physics & Space Science

You might also like to view...

The rate of energy flow per unit area of an electromagnetic wave has an average value of 0.695 W/m2

The wave is incident at right angles upon a rectangular area measuring 1.5 m by 2.0 m. How much total energy falls upon this rectangle each minute? (?0 = 8.85 × 10-12 C2/N ? m2, ?0 = 4? × 10-7 T ? m/A, c = 3.0 × 108 m/s) A) 130 J B) 220 J C) 190 J D) 160 J E) 250 J

Physics & Space Science

Equilibrium: A 30.0-kg load is being held in place using massless wires in the ideal pulley arrangement shown in the figure. What is the magnitude of the force F?

Fill in the blank(s) with the appropriate word(s).

Physics & Space Science

Laboratory measurements show hydrogen produces a spectral line at a wavelength of 486.1 nanometers (nm). A particular star's spectrum shows the same hydrogen line at a wavelength of 486.0 nm. What can we conclude?

A) The star is moving toward us. B) The star is moving away from us. C) The star is getting hotter. D) The star is getting colder.

Physics & Space Science

Most extrasolar planets are hot Jupiters, discovered in the infrared by the Spitzer Space telescope

Indicate whether the statement is true or false

Physics & Space Science