What are index fossils used to determine? the age of the other fossils in the rock layer the age of the surrounding rock layer the minerals within fossils in the rock layer the minerals within the surrounding rock layer

The diameter of a sphere is 4 centimeters. Which represents the volume of the sphere? 321 cm 87 cm 541 cm 167 cm

Active transport occurs through which type of biomolecules

What happens when gasoline is used to power a vehicle? A. Energy is neither lost nor gained as it transforms from chemical, to heat, to mechanical energy. B.

Which of the following statements correctly describes the melting process? It is exothermic because heat is gained from the surroundings. It is endothermic because heat is lost to the surroundings.

How many moles of carbon dioxide gas can be produced when 5.45 moles of benzene (C6H6) react with excess oxygen? Be sure to show the work that you did to solve this problem. Unbalanced equation: C6H6 + O2 "yields" / CO2 + H2O

What atom has 14 protons and 14 electrons

What is a diagram showing the forces acting on a coasting bike rider traveling at 25 km/h on a flat roadway

Do all electromagnetic waves travel at the same speed?

Which of the following has the greatest first ionization engergy li, be, b or c

If we know that 10.0 cm3 of ice has a mass of 9.19 g what is the density of ice