How do scientists know that dark matter exists? a. clusters that cannibalize each other b. nuclear bulges c. redshifts d. gravitational lensing.

Drop in child care facilities are required to be licensed

With my drivers ed in the decision-making cycle, to decide means to a. carry out an action that has been decided b. estimate if an identified hazard will affect the driver c. pick a course of action d. pick a scanning routine

Scientists are studying hurricanes to determine the number of hurricanes in the past 50 years that have caused greater than $1 million in damages. which best describes the population? hurricanes hurricanes that caused greater than $1 million in damages scientists scientists participating in the research