Grade 5: Physical Science Part 1 (matter,Energy,mixtures)

Maria and her husband Jose have built a sandbox in the backyard for the kids. They want to allow the kids to complete project by adding the sand. Which of the following methods can Maria & Jose use to determine how much sand to place in the sandbox?

• A thermometer to measure the temperature of the sand

• A balance scale to measure the mass of the sandboxq

• A measuring tape to measure the volume of the sandbox

• A graduated cylinder to measure the volume of the sandbox

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A lab experiment requires that Chris and his lab partners use a balance scale to determine which rock has the greatest mass. According to the balance scale below, which rock did Chris and his partners MOST LIKELY select as having the greatest mass?

• Rock A

• Rock B

• Rock C

• Rock D

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Which of the following instruments is used to describe how much matter is in an object?

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The science lab assignment was to observe 5 objects using comparisons of physical properties with other known objects. Object #2's observations by lab groups are listed below.

Group 1: Object #2 feels like a whiskery face

Group 2: Object #2 feels like a grainy surface of the cement sidewalk

Group 3: Object #2 feels like the gritty powder of kitchen cleanser

Group 4: Object #2 feels like sand on the beach Which physical property was used by all four groups to describe object #2?

• Color

• Hardness

• Texture

• Odor

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Patricia and Ken are comparing 3 substances. They make a table of the properties for each of the samples. Which substance listed is MOST LIKELY a gas?

• Substance 1

• Substance 2

• Substance 3

• Substances 1 & 2

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Wonder Woman made tea for her guests by placing a teabag in a cup of hot water, then added a couple of drops of lemon juice and two teaspoons of sugar. What MOST LIKELY happened to the ingredients that were added to the hot water?

• Only the lemon juice dissolved in the water

• Only the tea dissolved in the water

• Only the sugar dissolved in the water

• Everything added to the cup dissolved in the water

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An identical amount of sugar crystals were placed in the two cups of water shown. Which statement BEST describes the differences seen in the cups above?

• Sugar crystals take longer to dissolve in hot water

• Sugar crystals take longer to dissolve in the cold water

• The sugar crystals placed in the hot water were probably smaller than those placed in the cold water

• Sugar crystals do not dissolve in water

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Which instrument is MOST LIKELY used to separate iron filings from sand?

• A funnel

• A strainer

• A magnet

• A beaker

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Diana loves the taste of coconut water but does not like the texture of the pulp. Which method of separation would be MOST EFFECTIVE for separating the pulp from the coconut water?

• Flotation

• Magnetic Separation

• Sedimentation

• Filtration

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Andrew wants to conduct an experiment to learn if he can use high temperatures to dissolve sodium chloride (salt) in water. Which term is BEST used to classify sodium chloride mixed in water (salt water) at room temperature?

• A mixture

• A solution

• A compound

• An element

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