If a car covers a distance of 450 m in 1 minute whereas a train covers 69 km in 45 minutes. Find the ratio of thier speeds. Please can you explain it also.. ​

Attitudes toward homeless people. negative attitudes toward poor people are negative when a person is homeless? to find out, a common. are attitudes more description of a poor person is read to subjects. there are two versions of this description. one begins jim is a 30-year-old single man he is currently living in a small single-room apartment the other description begins jim is a 30-year-old single man. he is currently homeless and lives in a shelter for homeless people. otherwise, the descriptions are the same. after reading the description, you ask subjects what they believe about jim and what they think should be done to 26 him. the subjects are 544 adults interviewed by telephone. outline the design of this experiment.

An individual who is experiencing a prolonged period of stress would likely have levels of circulating than an individual who was not experiencing stress.

Which term describes a possible explanation of, or answer to, a scientific question that is based on prior knowledge or research and that is testable?