What is the term for a variable that a scientist adjusts during an experiment?

A. Interesting variable

B. Experimental variable

C. Random variable

D. Dependent variable

Which statement is true? A. The galaxies are moving toward us. B. The galaxies are moving away from us. C. The universe remains static or unchanged in motion. D. None of the above

What is the efficient cause if acceleration

The proton is a hadron consisting of three quarks: A. u, u, d B. c, u, d C. u, d, d D. c, c, u

Which of these statements would best explain the problem encountered with nuclear waste disposal?

bromine, chlorine, and fluorine are examples of A. halogens B. Metalloids C. Noble Gases or D. Alkali metals

If it has enough kinetic energy, a moleculeat the surface of the Earth can escape the Earth's gravitation. The acceleration of gravity is 9.8 m/s2, and the Boltzmanns' constant is 1.38066*10-23 J/K.

True or False. Alcohol is toxic to most fruit flies, but fruit flies that metabolize alcohol quickly survive alcohol exposure better than normal metabolizers.

Aerobic exercise is exercise where oxygen is not present. Question options: True False

The force between a pair of. 005 charges is 750 N. What is the distance between them?

A perpetual motion machine can never be built because it is not possible to eliminate A) Momentum B) Inertia C) Elasticity D) Friction