Hakeem has two objects that are different temperatures. the beginning temperature of object a is 10°c. the beginning temperature of object b is 29°c. he places the two objects so that they are in contact with each other. which diagram accurately shows the direction of heat flow in this scenario?

Rohit is trying to tune an instrument

If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.

Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.