Which statement accurately describes ci2? a. it is an atom. b. it is a mixture. c. it is an isotope. d. it is a molecule. which statement accurately classifies helium? a. it is an atom. b. it is a mixture. c. it is a molecule. d. it is a compound.

Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?

Madison pushes with a 210-n horizontal force on a 24-kg crate of coffee resting on a warehouse floor. the force of friction on the crate is 74 n. what is the acceleration?

When conducting an investigation to determine which type of fertilizer produces the most flowers on a plant, which variable would be graphed on the x-axis once you collected the data? a. type of fertilizer b. amount of flowers c. amount of water d. number of days that the plants grew