Worksheets5th Grade 2nd Quarter Exam Review
Total questions: 40
Worksheet time: 34mins
A student creates a mixture by pouring 30 grams of salt into a beaker that contains 200 grams of water. She stirs the mixture until she can no longer see any pieces of salt in the water.
What is the mass of the mixture of salt and water after the matter was mixed well?
30 grams
200 grams
230 grams
170 grams
A student creates a mixture by pouring 30 grams of salt into a beaker that contains 200 grams of water. She stirs the mixture until she can no longer see any pieces of salt in the water. What has the student made?
a heterogeneous mixture
a homogeneous mixture
A student creates a mixture by pouring 30 grams of salt into a beaker that contains 200 grams of water. She stirs the mixture until she can no longer see any pieces of salt in the water. What happened to the salt?
it was destroyed
it sank to the bottom of the beaker
it dissolved
it evaporated
An effervescent tablet and water are weighed. Then the tablet is placed in water in this open container. Will the mass of the substances remain the same after 10 minutes?
No, because the matter is being destroyed.
No, because the gas being formed is escaping into the air.
Yes, it is a heterogeneous mixture
Yes, because it is in a closed container and the gas cannot escape.
What caused the balloon to inflate?
melted water from the dry ice
released gas from the melted dry ice
magic
What happened to the balloon?
the gas increased the balloon's mass, but not its volume
the gas decreased the balloon's mass and size
the gas increased the balloon's volume, but it lost some of its mass
the gas increased the balloon's volume, but the mass stayed the same
What type of change is this an example of?
a physical change
a chemical change
What will the mass of the substance be after mixing?
200 grams
250 grams
300 grams
350 grams
What type of change occurred in the beaker?
physical change
chemical change
This diagram is an example or which of the following?
Select all that apply. (multiple select)
Law of conservation of mass
a heterogeneous mixture
a new substance being formed
physical change
chemical change
solute
solvent
solvent
solute
solvent
solute
What type of mixture would coffee be?
homogeneous
heterogeneous
What type of mixture would fruit salad be?
homogeneous
heterogeneous
Which of these is true about a heterogeneous mixture?
every sample that you take is the same
every sample that you take is the same color
all samples are edible (able to be eaten)
every sample you take is different
Homogeneous mixture can be in solid, liquid or gas. Steel the most common material used in the production of wheel is an alloy of iron and carbon. What is an alloy? A mixture of ____.
solid and liquid components
two objects
different liquid components
a mixture of different metals
One famous heterogeneous mixture is mango float or crema de mangga. It is a Filipino icebox cake dessert made with layers of graham crackers, whipped cream, condensed milk, and ripe mangoes. Which statement below best describes mango float?
The components of of mango float such as mango, whipped cream and milk are still recognizable even after the mixing procedure.
The components of of mango float such as mango, whipped cream and milk are no longer recognizable even after the mixing procedure.
Mango float is a heterogeneous mixture because after the mixing procedure, the parts are not anymore uniform in appearance.
Mango float is a heterogeneous mixture because after the mixing procedure, there are few recognizable components or substances.
A scientist collects water samples from a river near a volcano. This scientist is collecting data about the _______
hydrosphere
geosphere
atmosphere
biosphere
