Energy Chemistry

WHAT IS THE STUDY OF ENERGY CALLED?

• THERMODYNAMICS

• THERMAL ENERGY

• MASS ENERGY

• CHEMICAL ENERGY

Tags

NGSS.HS-PS3-4

WHAT IS ENERGY?

• THE CAPACITY TO DO NOTHING AND PRODUCE NOTHIN

• THE CAPACITY TO DO WORK OR PRODUCE HEAT

• THE CAPACITY TO NOT PRODUCE HEAT

• THE CAPACITY TO DO NO WORK

Tags

NGSS.HS-PS3-2

WHAT IS HEAT?

• ENERGY TRANSFER BY THERMAL INTERACTIONS

• NON ENERGY TRANSFER BY NON THERMAL INTERACTIONS

• ENERGY TRANSFER BY NON THERMAL INTERACTIONS

• HEAT TRANSFER

Tags

NGSS.HS-PS3-4

WHAT IS THE SYMBOL FOR ENERGY?

• Q

• q

• W

• w

WHEN ΔΕ IS POSITIVE THE SYSTEM IS GAINING ENERGY FROM ITS SURROUNDINGS.

• TRUE

• FALSE

Tags

NGSS.HS-PS1-4

WHEN ΔΕ IS NEGATIVE THERE IS A LOSS OF ENERGY FROM THE SYSTEM AND ITS SURROUNDINGS.

• TRUE

• FALSE

Tags

NGSS.HS-PS1-4

ENDOTHERMIC MEANS...

• ENERGY GOES INTO A SYSTEM

• SOLAR FLARES

• ENERGY GOES OUT OF A SYSTEM

• YOU ARE ALIVE

Tags

NGSS.HS-PS1-4

EXOTHERMIC MEANS...

• ENERGY GOES INTO A SYSTEM

• ENERGY IS NOT REAL

• ENERGY COMES OUT OF A SYSTEM

• ENERGY WAS BAD FOR THE SYSTEM

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

What is the primary source of energy in chemical reactions?

• A) The breaking of chemical bonds

• B) The formation of chemical bonds

• C) The movement of electrons

• D) The absorption of light

Tags

NGSS.HS-PS1-4

Which of the following is an example of an exothermic reaction?

• A) Photosynthesis

• B) Melting of ice

• C) Combustion of gasoline

• D) Evaporation of water

Tags

NGSS.HS-PS1-4