Why is online school so hard

If I put one hand in hot tap water and the other in cold tap water then both in the same warm tap water what will happen

The total force acting on an object is equal to ... A.) it's mass times acceleration B.) it's weight times it's acceleration C.) it's acceleration divided by its mass D.) it's mass divided by its acceleration

If the raindrops hit at 8.3 m/s, estimate the magnitude of the force on the bottom of a 1.0-m2 pan due to the impacting rain which we assume does not rebound.

Which of the following statements is true? A. Pressure flattened the solar nebula into a disk and as it contracted its rotation rate decreased. B. Pressure flattened the solar nebula into a disk and as it contracted its rotation rate increased. C.

The positive end of the molecule will attract ions with what type of charge?

When you stack three flashlight batteries in the same direction, you get a voltage of 3*1.5 volts = 4.5 volts. What voltage do you get if one of the batteries is turned to face in the opposite direction? a) 0 volts b) 1.5 volts c) 3 volts d) - 4.

If an ant were scaled up to the size of an elephant, the ant would be

A 4.0 kg food pack was dropped from a height of 200 m by a helicopter during flood relief operations. At what velocity will the food pack be falling halfway to the ground?

The sun generates both mechanical and electromagnetic waves. Which statement about those waves is true? The mechanical waves reach Earth, while the electromagnetic waves do not.

A 3-kg mass is in free fall. What is the velocity of the mass after 7 seconds?