Clocks run more slowly . A. In Earth orbit B. on Earth's surface, at sea level C. on Earth's surface, in the mountains D. None of the above. The rate of time is a constant.

If this plastic cup is heated to its melting point, what will eventually happen to all the particles in the plastic? a. the particles will begin to move enough that they slide past each other. b. bonds will form and the liquid will become a solid. c. the spaces between the particles will get smaller. d. the particles will change state and become a crystalline solid.

Which of the following is a homogenous mixture? o a. a toy box filled with toys o b. blood o c. trail mix o d. spaghetti and meatballs submit

The force needed to overcome static friction is usually less than that needed to overcome kinetic friction. true or false?