Adiet rich in high-density lipoproteins (hdls) can cleanse and open arteries that are clogged with plaque.
a. true
b. false

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

In a good thermo flask the main cause of heat loss is

Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.