Which of the following types of models would be most effective to demonstrate the relationship between distance and time?
a. idea model
b. physical model
c. computer model
d. none of the above

Which of the following best describes the purpose of technology?

One statements is an example of a scientific observation. another statement is an example of a scientific explanation. identify the correct statement for each category to illustrate how scientific explanations are inferred from scientific observations.

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid burial of vast amounts of vegetation biblical account of noah's flood