. Using the combined volume of twenty pennies, calculate the average volume of one penny.
Compare it to the accepted volume of 0.3515 cm as well as your answer for one penny.
Were either of your calculations close to the accepted value? Why or why not?

c) up

hope this

3. dark matter

empty space could also be a simple vacuum

the answer is false. this is because for ice to melt, it requires latent heat of melting. latent heat means heat energy required to change phase without any increase in temperatures. therefore, the ice will take energy from the environment to melt hence atmospheric temperatures will reduce.