The density of an object is 1.23 g/cm3. In which of the following materials will it float

A. Water

B. Olive oil

C. Ethyl Alcohol

D. Citric Acid

You watch a distant lady driving nails into her front porch at a regular rate of 2 strokes per second. You hear the sound of the blows exactly synchronized with the blows you see. And then you hear one more blow after you see her stop hammering.

Define scalar and vector

What is an isolated system

Andrew pokes a marble, and the marble rolls down a ramp. The marble moves with speed. Which forces are acting on the marble in this situation? When Andrew pokes the marble, he gives it The movement of the marble is slowed down by force.

Which of the following is an example of conduction? a: solar energy warming a room b:heat rising from the coils of the stove c: hot air drying a wet towel d: heat moving from a clothes iron to a shirt

A 1300 kg car carrying four 84 kg people travels over a "washboard" dirt road with corrugations 3.2 m apart. The car bounces with maximum amplitude when its speed is 13 km/h.

A stomp rocket takes 1.5 seconds to reach its maximum height What was it's maximum height

A 3.0 kg rifle is held firmly by a 50.0 kg woman, initially standing still. A 0.06 kg bullet leaves the rifle muzzle with a velocity of 600 m/s. With what final velocity will the woman and rifle recoil?

Water particles in an ocean wave move in circles. This particle movement causes a wooden raft to ... a) sink slowly. b) turn circles underwater. c) bob up and down in the water. d) move horizontally until it reaches the shore.

What would happen to the moon if inertia disappeared?