1. Daily Science Review
February 10, 2014

2. If you could cut a sheet of aluminum foil into the smallest possible pieces that were still aluminum, you would have
a. Elements
b. Atoms
c. Compounds
d. Molecules
Monday

3. The drops of water that form on the outside of a cold glass on a hot day are an example of
a. A chemical change
b. A physical change
c. Both a chemical and a physical change
d. Neither chemical nor physical
Tuesday

4. Wednesday Which of the following is not evidence of a chemical change?
Release of heat energy
Gain or loss of mass
Change of volume
Color change
Wednesday

5. Which of the following masses could NOT be cut from a single 100 gram mass?
Four pieces with masses of 25 grams each
Three pieces with masses of 30 grams each
Three pieces with masses of 10, 20, and 70 grams
Four pieces with masses of 20, 30, 40 and 50 grams
Thursday