WorksheetsScience 5th grade STAAR Review
Total questions: 70
Worksheet time: 3hrs 50mins
Which is the best conductor of electricity?
Cotton Glove
Wooden Spoon
Copper Penny
Glass lens
A student mixes salt into a beaker of water. After stirring the salt and water for a while the salt can no longer be seen. Which physical property of the salt is the student demonstrating?
Density
Solubility
Mass
COnductivity
Inside a glass jar is a mixture of rocks, bolts, and beads. This mixture would be very easy to separate because all the materials?
are magnetic and will attract to a magnet
are solids
float in water
have an equal mass.
A pot of water has been heating on the stove and has a temperature of 58 C. How many more degrees celsius will the temperature of the water need to increase in order to reach its boiling point?
12
42
52
32
Bonnie and her science group discover one of the beakers they are working with cracked while they were doing their experiment. What should Bonnie and her group memebers do?
Go ahead with the experiment anyway.
Throw it in the trash
Report it to the teacher
Put the beaker back into the cabinet and get a new one.
A student designs an experiment to test which types of matter are soluble in water. The ingredients include lemon juice, iron filings, sugar, tea power, and salt. The student repeats the investigation several times accuracy and concludes all the different types of matter have the ability to dissolve EXCEPT?
Salt
Lemon juice
Tea Powder
Iron filings
During an investigation, students have two different popsicles set out on a table. One of the popsicles has a mass of 38 grams and the other has a mass of 68 grams. Which result will be the same for both of the popsicles?
The amount of time it takes each popsicle to melt entirely
The amount of liquid left on the table after they melt
The temperature at which the popsicles melt
The volume of each popsicle
Which scientific tool should a group of students choose to separate a mixture of iron fillings and sand?
A student placed an ice cube inside a glass beaker. The mass of the ice cub and the glass beaker was about 35 grams. After coming back from recess the student realized the ice cube was now a liquid. What was the mass of the liquid and the glass beaker?
30
40
35
25
Amanda is having a birthday party and needs ice for the drinks. She sets the ice out 5 minutes before the party begins to prevent it from melting too quickly. At what temperature will the ice begin to melt?
100 C
0 C
32 C
212 C
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1. Sharks chasing a school of fish
2. A toaster heating bread
3. A cell phone charging
4. A tree limb falling to the ground
5. Tomato plants absorbing sunlight
6. A canoe floating down a river
-
Which activities on the list are examples of the use of mechanical energy?
Which two answer choices best complete the blanks.
Which of these is the best insulator of electicity?
Steel Bolt
Metal Paper Clip
Silver Dollar
Cotton String
Which W is less dense then Z
A
B
C
D
During an experiment, an aluminum thermometer is placed in a pot of water and then put on a plate. A student checks the temperature of the water, and notices the other end of the thermometer is warm. What type of energy traveled through the aluminum thermometer to his hand?
thermal
Mechanical
solar
light
When the light switch is in the ON position, lights in a classroom will come on. This happens because...
The switch opens the circuit allowing electricity to flow through
The switch closes the circuit allowing electricity to flow through.
The switch creates a better conductor of electricity.
The switch creates sound energy allowing electricity to flow through.
Julie is using a campfire to roast marshmallows. The campfire produces?
Electrical and heat energy
Sound and solar energy
Heat and mechanical energy
light and heat energy
A group of students want to know if the surface of a ramp will have an effect on the distance traveled by a toy car. Which variable should the students change to get a fair test?
The height of the ramp
The force they use to push the car down the ramp
The surface of the ramp
The toy car
Which of these best demonstrates light and reflection?
Looking through a hand lens
Looking at a still lake and seeing your image appear on top of the still water
Looking through a clear marble
Looking at a bulb in a street light
