Intro to Thermochemistry

A reaction that absorbs heat from the surroundings is

• exothermic

• endothermic

• exogonic

• hydrophobic

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Heat flows from _______ to ______ objects

• cooler to warmer

• warmer to warmer

• warmer to cooler

• cooler to cooler

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

A(n) _____________ is a device for measuring temperature.

• thermometer

• barometer

• anemometer

• psychrometer

Temperature is a measure of the...

• total energy in a substance
• total kinetic energy in a substance
• average potential energy in a substance
• average kinetic energy of molecules in a substance

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The transfer of thermal energy between objects of different temperatures is called...

• temperature

• heat

• internal energy

• none of these

Tags

NGSS.MS-PS3-3

Which are chemical changes

• Iron rusting 
• Glass breaking
• Clothing ripping
• Hair cut

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Chemical energy is ........

• Energy related to the position of an object
• The energy an objected has from motion
• Energy stored in bonds of matter
• Energy flowing in a circuit

Tags

NGSS.HS-PS1-4

__________ is stored energy. 

• Potential
• Kinetic
• None of the above 
• All of the above 

Tags

NGSS.MS-PS3-2

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Thermal energy ALWAYS moves from _____ to _____.

• solid to liquid
• ice to water
• hot to cold
• solid to gas