Specific heat capacity of ice = 2,000 J/kg-°C latent heat of fusion of water = 334,000 J/kg specific heat capacity of water = 4,000 J/kg-°C A 1 kg block of ice is removed from a freezer where its temperature was –10°C. The amount of heat absorbed by the ice as it warms to 0°C is 20,000 J
a. True
b. False
Indicate whether the statement is true or false
True
Physics & Space Science
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A herd of sheep eats 10 bales of hay every 4 days. If a bale of hay costs $2.85, how much will it cost to feed the sheep hay for one year?
a. $912.50 b. $2,600.63 c. $28.50 d. $3,650.00
Physics & Space Science
Electric voltage is defined as
a)charge transfer per unit time. b)work per unit charge. c)resistance per unit charge. d)work per unit time. ?
Physics & Space Science
The sun is
a. a star which generates its own energy b. 1 AU from Earth. c. visible by its own light emission. d. all of the above
Physics & Space Science
Why must both parallax and proper motion be known to give transverse velocity?
What will be an ideal response?
Physics & Space Science