Conservation Laws

According to the Law of Conservation of energy, the amount of energy before and after a reaction must be the same. Which statement below is true?

• The total amount of energy is conserved

• The total amount of energy is less after a reaction

• The total amount of energy is more after a reaction

Tags

NGSS.HS-PS1-4

NGSS.HS-PS1-7

Energy cannot be destroyed.

• True 

• False

Tags

NGSS.HS-PS3-1

The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed 

• Energy cannot be created or destroyed, it can only transformed

• Energy can't be created, destroyed or transformed

Tags

NGSS.HS-PS3-4

Energy can never be created nor destroyed. This is a

• FALSE statement.

• TRUE statement.

The Law of Conservation of ​ ​ (a)   states that energy ​ (b)   be ​created or ​ (c)  

• Energy

• cannot

• destroyed

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

The law of ​ ​ (a)   of energy states that ​​ (b)   can ​ neither be created nor ​​ (c)   - only converted from one form of ​ energy to another.

• conservation

• energy

• destroyed

• mass

• used

• usage

Tags

NGSS.HS-PS3-4

T​he Law of ​ (a)   of ​ (b)   states that energy cannot be ​ (c)   or ​ (d)   , only ​ (e)   .

• Conservation

• Energy

• created

• destroyed

• transformed

Tags

NGSS.HS-PS3-4

The law of conservation of energy states that energy ​ (a)   be created or destroyed, but that it ​ (b)   change forms or move.

• can not

• can

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-3

NGSS.HS-PS3-4

By the law of conservations of ​ (a)   ​, energy cannot be created or ​ (b)   .

• destroyed

• energy

• matter

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

NGSS.HS-PS3-4

Energy cannot be ​ (a)   or ​ (b)   just ​ (c)   .

• created

• destroyed

• transformed

Tags

NGSS.HS-PS3-4