A30.0 kg object rests on a flat, frictionless surface. a rope lifts up on the object with a force of 309 n. what is the acceleration of the object?

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system

A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.

Ice at 0.0∘c has a density of 917 kg/m3. a 3.00 cm3 ice cube is gently released inside a small container filled with oil and is observed to be neutrally buoyant. what is the density of the oil?