V1t2 = v2t1 is an expression of charles' law.
a. true
b. false

True or false graphs must include scales that increase by the same amount

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.

Explain what happens at the saturation point when adding salt to water at room temperature.