Examine the photo of a factory’s smokestacks. Two factory smokestacks emitting smoke.

What direct negative effect does this factory have on the environment?

pollution
urban sprawl
overuse of resources
introduction of nonnative species

The first national government for the united states was

Donald is studying the eating habits of all students attending his school. he samples the population by dividing the students into groups by grade level and randomly selecting a proportionate number of students from each group. he then collects data from the sample. which type of sampling is used? select the correct answer below: systematic sampling convenience sampling stratified sampling cluster sampling

Which of the following is not a country in the middle east (plato) a. armenia b.azerbaijan c.somalia d.sudan