Heat a liquid high enough and it will change into a

The density of a substance is 4.0 g/cm3. if a sample of the substance has a volume of 25 cm3 then what is the mass

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

In the circuit shown below, with each bulb holding a resistance of 60 ohms, how many amps of current are flowing? express your number as a decimal.