If the distance to a distant galaxy is recorded as 10,000 light years, then light must have been traveling for 5000 years to reach the Earth. True or false
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Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical

A10-kg isto a of 10 m at aa0.9 kg/m.30 kg of ,at aas10-m .. ( 9.8 m/s2 g.)