A 2.61 kg block slides DOWN a 15.0° incline with uk= 0.220. What is its acceleration?
(Unit = m/s2)

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer

Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?