Which of daltons ideas about the atom did J. J. Thompson’s experiment disprove?
A) It disproved that atoms are divisible.
B) It disproved that atoms are indivisible.
C) It disproved that atoms contain protons.
D) It disproved that atoms contain electrons.

Facial shaving brushes are either bulb-shaped or fan-shaped. an experiment is to be conducted to determine whether the lather thickness is the same for both types of shaving brushes. in previous studies, it was determined that shaving brush size (small, medium, large) is associated with lather thickness, but shaving brush type (wolf whiskers, maggard razors, frank shaving, and so on) is not associated with lather thickness. how could the experiment best be conducted? by blocking on shaving brush size by blocking on shaving brush type by blocking on shaving brush shape by blocking on lather thickness without blocking

What information does a survey provide? a. an accurate description of the population surveyed b. whether there is a predictive relationship between two variables? c. whether there is a cause-and-effect relationship between two variables d. none

In "daniel in the lion's den" what law do the princes trick the king into signing?