Chemical Reactions Part 2

If a chemical reaction is EXOTHERMIC, the temperature would....

• Stay the same
• Increase
• Decrease

Tags

NGSS.HS-PS1-4

In an endothermic reaction, heat is ...

• taken in

• given out

Tags

NGSS.HS-PS1-4

During an endothermic reaction in a beaker if we are part of the surroundings and touched the beaker, it would feel _______. 

• Warm
• Cold

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

The graph above is from which type of reaction?

• Endothermic reaction

• Exothermic Reaction

Tags

NGSS.HS-PS1-4

The graph above is from which type of reaction?

• Endothermic reaction

• Exothermic reaction

Tags

NGSS.HS-PS1-4

If the change in enthalpy (ΔH) for a reaction is negative, the reaction is...

• Exothermic

• Endothermic

A baseball held by a pitcher has _____________energy.

• Kinetic

• Chemical

• Potential

• Thermal

Which statement best defines Mechanical Energy?

• Energy produced by a machine or moving part.

• Energy that is produced by an electrical current in a circuit.

• Energy from the sun.

• Energy that travels in waves due to vibrations.

_______________ energy is the total amount of kinetic energy and potential energy in a system.

• Mechanical

• Light

• Nucler

• Potential

_________________ energy is the potential energy of an atom used to generate heat, turn turbines, and produce electricity.

• Mechanical

• Kinetic

• Gravitational

• Nuclear