Aplant produces its own food through the process of photosynthesis. which of the following materials do plants need in order to perform photosynthesis? a water and carbon dioxide b nitrogen and salt c phosphorus and oxygen d lipids and oxygen

Which of the following statements are true of solids? a.the particles do not vibrate. b.the particles are in a fixed location. c.they have strong intermolecular forces between the atoms or molecules. d.the particles have less kinetic energy than those of liquids or gases.

Acommercial passenger jet can travel up to 970 km/hr at an altitude of 30,000 feet. at this speed, how long will it take the jet to travel 1,865 kilometers? a. 2.3 hrs b. 1.9 hrs c. 1.7 hrs d. 1.5 hrs

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?