What is held together by intermolecular forces?
atoms
charged particles
molecules
compounds

Diamond will scratch quartz. true or false

Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?

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