How much heat is transferred after 2 minutes to the 0.3 m 2 surface of an aluminum plate that is 1.5 cm thick when one side is on a 300 o C oven and the other side is at 30 o C?

Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies. molten iron has a density of 7.0g/cm cubed. in its solid state, iron has a density of 8.0g/cm cubed.

The velocity of car is 80.0 miles per hour. what is the velocity of car in meters per second? (1 km -0.621 miles) m/s

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?