
2nd Weekly Assessment in Science 7
Quiz by April Francisco
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Properties that can be observed and measured without changing the substance into anothersubstance. If you still remember the physical change in matter, it is just the same is called?
Properties that can only be identified when one substance reacts with another substance in a dry place is called?
It is the mixture, in which the components are uniformly distributed throughout its volumes and cannot be seen separately.
A kind of mixture in which the components are not uniformly distributed throughout its volume and can be easily seen separately.
When particles or substances appear as one and theycan no longer be identified from each other it is called?
It have particles which are not completely dissolved and form a cloudy appearance.
A special kind of mixture that contains very tiny particles that cannot be seen by the unaided eye.
A type of colloid wherein solid is dispersed in either liquid or solid is called?
It is a liquid particles dispersed in solid.
The tiny particles do not settle down, instead they move rapidly and collide with or bump each other this motion is called?
Properties that depend on the amount of matter is called?
A type of colloid wherein liquid is the one dispersedin either liquid or solid.
_________are heterogeneous mixtures that haveparticles which are not completely dissolved and form a cloudy appearance.
A combination of two or more substances that arenot chemically combined is called?
It is the amount of space that substance or object occupies, or that is enclosed within the container.
A loaf of bread has a mass of 250 g and volume of 2400 cm3. What is the density of the bread?
How much space will a 8.4 cm metal cube occupy?
A presidential table has a mass of 770 g and a volume of 6, 000 cm3. What is the density of the presidential table?
Find a vloume of a cube of side length 20cm.
A laptop table has a mass of 800 g and a volume of 340 cm3. What is the density of the laptop table?