Heat Content

the specific heat of a ball depend on ....... of ball

• type

• volume

• mass

• surface area

By increasing temperature of body to double , its specific heat .........

• increases to double

• decreases to half

• remains constant

• increases 4 times

What is the symbol for Specific Heat

• Q
• t
• m
• C

What type of reaction is shown in the reaction pathway?

• endothermic reaction
• exothermic reaction

Tags

NGSS.HS-PS1-4

H₂ + Cl₂ --> 2 HCl + 1845 kJ
Is this reaction endothermic or exothermic?

• Endothermic 
• Exothermic

Tags

NGSS.HS-PS1-4

In an exothermic reaction, heat is ...

• taken in
• given out

Tags

NGSS.HS-PS1-4

In an endothermic reaction, heat is ...

• taken in

• given out

Tags

NGSS.HS-PS1-4

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

• Stay the same
• Increase
• Decrease

Tags

NGSS.HS-PS1-4

In an endothermic reaction the system is releasing energy.

• True
• False

Tags

NGSS.HS-PS1-4

Is respiration an Endothermic or an Exothermic reaction?

• Endothermic
• Exothermic

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3