2. When the solute particles mixed with water, what do they become?
a. Matter
b. Mixture
c. Solute
d. Solvent
3. What kind of mixture is suspension?
a. Heterogeneous
b. Homogeneous
c. Gas in gas
d. Solid in solid
4. Anything that occupied space and has mass. What is it?
a. Gas
b. Matter
c. Liquid
d. Solid
5. Which could be the functions of the muscular system?

I. It gives shape in our body
II. It allows us to move
III. It supports and makes our skeleton in the hands and other body parts steady
IV. It provides the structural framework for the body

a. I and II
b. II and III
c. I, II, and III
d. I, II, III, and IV
6. Rico touched something very hot. He moved his hand away from the object when he left the hot sensation, Why? The________.
a. Blood moves faster to his hand
b. nerve endings are very sensitive
c. message travel fast to his hand
d. message to and fro. the brain moves fast
7. How does the regulate the body temperature?
a. By retaining water
b. By producing vitamin C
c. By increasing sweat production
d. By regulating fat content in the skin
8. Study the diagram below, Which groups of animals have on land and water?
a. Amphibians
b. Fishes
c. Mammals
d. Reptiles
9. Which of the followings helps in reducing friction?
a. lubrican, rollers, wheels, and bearings
b. pebbles, rocks, mud
c. cloth, clay, rubber
d. gravel, sand, soil
10. What will happen if we dong have friction?
a. life would be easy
b. We cam walk easily
c. we can't walk
d. we will float​