How does thermal energy transfer when a slice of pizza is warmed in the microwave? Air currents cause particles in the pizza to circulate.
Direct contact of the pizza with the oven creates heat.
Electromagnetic waves transmit heat to the pizza.
Movement of particles in the microwave generate heat.

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate → enzyme-substrate complex (b) enzyme + substrate ←−→ enzyme + products (c) enzyme + substrate ←−→ enzyme-substrate complex → enzyme + products (d) enzyme + substrate ←−→ enzyme-substrate complex → enzyme-substrate complex + products