An ice cube with food coloring is placed in a glass of room temperature water. Dye begins to drop down from the ice cube to the bottom of the glass. Which of the following statements are true. cold dye is more dense than hot dye
particles in cold dye move more slowly and they sink to the bottom
particles in cold dye move more quickly so they sink to the bottom
If the water were heated the dye molecules would spread out more quickly

Juju.01) 5 geologic events a group of students designed an experiment in an ice rink to represent the solar system. the steps of the experiment are listed below. 5: geologic events 1. choose a student to represent the sun. the planets are represented by two tennis balls. 2. ask the student to hold the tennis balls in each palm and spin on the ice with arms stretched out. 3. ask the student to draw in the arms after about 10 spins. 4. observe the student's arms rotate faster when they are closer to the body. 05 geologic events enors) the experiment most likely demonstrates that (2 points) 07 discussion-based sessment/module planets exert gravitational force on the sun the sun exerts gravitational force on the planets 3.07 discussion-based ssessment speed of a planet depends on its distance from the sun new version available! (3.0.119) get it now submit 18.07: module exam description

Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.

What is the volume of 2.5 moles of nitrogen gas (n2)at standard temperature and pressure (stp)?