Questions of the week
1.
Why are
pans made of metal and their handles made of wood or plastic?
2.
What is
the difference between powdered lemonade and sand when either is mixed with
water?
3.
Why can
you separate salt from water in a saltwater solution by boiling the water?
4.
What is
changing as water moves from different states such as a solid (ice), to a
liquid (water), or a gas (steam)?
5.
What
happens to a solid as you add thermal energy?
Scientist of the Week
1.
I
was born on April 23, 1858.
2.
I was a German theoretical physicist
who discovered energy quanta which won me the Nobel Prize in Physics in 1918.
3.
My fame as a physicist rests primarily on my role as
the originator of quantum theory.
4.
In 1948, the German scientific institution the
Kaiser Wilhelm Society (of which I was twice president) was renamed after me.
5.
By
the year 1880, I had obtained my doctorate degree after I completed my paper
detailing my research and theory of thermodynamics.
Daily Questions
1.
Why
is a bowling ball heavier than a foam ball of the same size?
2.
What
does it take to get things to change phases?
3.
What
cannot be used to separate a compound?
4.
What
is the difference between the melting point and freezing point?
5.
In
our boiling water lab, other than the heat produced, what makes the flame from
the mini-burner so dangerous?