Ronald lives 60 miles away from his grandmother. His parents drove Ronald to his grandmother’s home in three hours. What was the average speed of the car?

Which statement best explains why an object weight less on mercury than it does on earth

Laboratory experiments, observational field studies, and model-building are all examples of different forms of scientific investigations.  in what way do laboratory experiments primarily differ from other forms of scientific investigations?   a.  a laboratory experiment is the only accepted form of investigation within the scientific community.  b.  studies about how things behave in nature or studies involving very large objects are best answered through laboratory experiments.  c.  laboratory experiments involve the identification and control of variables.  d.  data can only be generated through laboratory experiments, not other forms of investigation.

When does your body conduct current more readily?