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Solar Power Refrigerator
hw help!!!!!!?
-during wich fhase of a four-stroke engine are waste gases removed?
A)power stroke
B)instake stroke
C)compretion stroke
D)exhouse stroke
-wich materiaal is a poor insilator of heat
A)iron
B)air
C)feathers
D)plastic
-wich of the following devices is an example of a heat mover?
A)solar panel
B)refrigerator
C)internal combustion engine
D)diesel engine
-which terms describes the mesure of the average kenetic energy of the particles in an object?
A)potential energy
B)thermal energy
C)temperature
D)specific heat
-wich of these is not used to calculate change in thermal energy?
A)volume
B)temperature change
C)specific heat
D)mass
-which of these does not require the presence of particles of matter?
A)radiation
B)conduction
C)convection
D)combustion
-wich of the following is the name for thermal energy that is transfered only from a higher temperatureto a lowertemperature?
A)potential energy
B)kinetic energy
C)heat
D)solar energy
plz help!!!
Are you kidding? You need to know this stuff if you want to be even remotely competent in life. Time to study, my friend.
The first one is D. Work on the others.
Oregon fire lookout Clayton Weir enjoys solitary job working from home and makes his own hours, but only spends the summer - except for his faithful Dog Jack - on a high wooded ridge overlooking a mountain summit ridge of the wilderness. | Photo Gallery: Historic Photos of Table Rock Lookout
