C
1 When you were able to observe the sweet smell of ripe fruit trom the dining tabi
became aware that a process had occurred what was this natural process?
a Digestion
2 Molecules constant
b. Absorption
c. Diffusion
d Assimilation
2 movement of the molecules fastest? The molecules of
move from one place to place in which of the following is the
a sold in a liquid
b aliquid in another liquid
a gas in another gas
pd a solid in another solid
3. Mixture that has the same unifom appearance and composition throughout
a Heterogeneous
b Homogeneous
c. Colloidal
d tonic
4 At the right is a picture of a molecule of water as seen under a very crude electron
microscope What makes up a molecule of water?
A.An atom of hydrogen and three atoms oxygen
b. An atom of oxygen and two atoms of hydrogen
c. Three atoms of hydrogen and two atoms of oxygen
d. An atom of hydrogen and three atoms oxygen
Molecule of water
5. Which of the following is an example of a heterogeneous mixture?
a. Halo-halo
b. Vinegar
o Seawater
d Metal Alloy
6. Which of the
following shows physical change?
a Digesting of food
b. Buming of wood
c. Boiling an egg
d Bosting of water
7 Mixing 20 ml sugar and 50 ml water results a volume of less than 70 mL What explains
this result?
a. There is an error measuring the amount of sugar and water
b. Sugar dissolves water
c. Water has tiny particles with spaces between them, sugar particles to fit in
d. None
of these
8. Of the phases of matter which has the strongest attractive forces?
a Liquid
b. Gas
c. Solid
d. Freezing
9. When a gas turn into solid, which of the following physical change occurs?
a Sublimation
b. Condensation
c Deposition
d. Freezing
10. Which of
the following is NOT a mixture?
a Shampoo
b. Soft drink
c. Mayonnaise
d Tawas​