GRADE 4-6

It is a unit of length in the imperial and United States customary systems of measurement.

• a. inches

• b. centimeters

• c. cubic centimeters

It is a metric unit of length, equal to one hundredth of a meter.

• a. meters

• b. centimeters

• c. inches

It is solid, firm, and rigid; not easily broken, bent, or pierced

• a. tough

• b. smooth

• c. rough

The sinking or floating of objects depends on buoyancy.

• a. sinking

• b. floating

• smooth

________________ is the ability of certain materials to absorb and holds the liquids.

a. Malleability b. Porosity c. Brittleness

• a. Malleability

• b. Porosity

• c. Brittleness

Some solids, like chalk or glass break easily. This property of solid to break is called ______________

• a. Roughness

• b. Brittleness

• smoothness

Some solids, such as rubber band, can be stretched and can return to their original shape. What special property is this?

• a. Malleability

• b. elasticity

• c. Softness

_____________________ is an object or type of material that allows the flow of charge (electrical current) in one or more directions.

• a. Brittleness

• b. Buoyancy

• c. Conductor

______________ cannot withstand heat (fire) or electricity.

• a. Hard

• b.Magnetic

• c. Non-conductor

____________________ , such as iron are attracted to magnets.

• a. Metal

• b. Iron

• c. Copper