Science 5th grade STAAR Review

Which is the best conductor of electricity?

• Cotton Glove

• Wooden Spoon

• Copper Penny

• Glass lens

A bear receives the energy it needs to survive after it -

• drinks plenty of water
• eats fish and berries
• takes a nap
• rests in the sunlight

Which of the following is a learned behavior of a kitten?

• Having gray fur
• Playing with yarn
• Drinking Water
• Having two ears

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?

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