Sphere a has a charge of -1.6*10^-6 c and sphere b has a charge of 1*10^-6 c. if they’re touched then separated, what will the charge of sphere a be ?

Spend time observing or thinking about events that involve matter and energy. which events can you explain? which events can’t you explain?

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.

Jessie ran 5000 meters from the cops and an average speed of 6 meters / second before he got caught . how long did he run?