A 4.0-kg aluminum block is originally at 10°C. If 160 kJ of heat is added to the block, what is its final temperature? The specific heat capacity of aluminum is 910 J/kg ? K
A) 24°C
B) 34°C
C) 44°C
D) 54°C
D
Physics & Space Science
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After our Sun dies, will it ever undergo a nova explosion? Why or why not?
A) no, because it does not have a close binary companion B) no, because our Sun will become a neutron star, not a white dwarf C) yes, because our Sun will become a white dwarf D) yes, because all stars undergo novae explosions after they die
Physics & Space Science
Which is the most expensive source of electric power in common use today?
a. nuclear power b. standard batteries c. alkaline batteries d. watch batteries e. hydroelectric power
Physics & Space Science
Define and explain the meaning of DENSITY
What will be an ideal response?
Physics & Space Science
A stream's load is divided into three components: ______________ load, suspended load, and bed load
Fill in the blank(s) with correct word
Physics & Space Science