Exam 7: Physical Science Explorations: Density and Its Implications

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​For objects that float, the mass of the displaced water is equal to the ____________of the object.

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mass

Describe the ways Ms. Drescher creates trust in her classroom.

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Ms. Drescher creates trust in her classroom in several ways. Firstly, she establishes clear and consistent expectations for behavior and academic performance, which helps students feel secure and know what is expected of them. She also takes the time to build positive relationships with each of her students, showing genuine care and interest in their well-being. Additionally, she is transparent and honest in her communication with students, and she actively listens to their concerns and feedback. By creating a safe and supportive environment, Ms. Drescher fosters trust among her students, allowing them to feel comfortable taking risks and participating fully in their learning.

The person in a classroom science group who goes up to the board to enter the group's data in a chart is called the ___________.​

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The students in Mr. Hutcheon's class get the apples but not the raw potatoes to float in water because the potatoes have greater ____________ than the apples.​

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Water displacement is a procedure for measuring the _________of irregular objects.​

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Describe the implications of the floating and sinking activities. To do so, you should make comparisons to other examples.

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Mathematically defining density means the mass of an object is divided by its ____________.​

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​The average density of water is:

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​Some liquids float on water because:

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In the textbook they described how science toys can be a design challenge: describe two other ways you could incorporate a design challenge in your classroom.

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Discuss how the exploring liquids example describes a learning progression in fifth graders.

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When the plasticine ball's shape was altered, its _______________ changed.​

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​During the sinking and floating experiment, the students try the experiment several ways, but each time the results are:

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Density may also be defined as how closely packed are the __________of an object.​

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When an object floats, it does what to the water?​

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​One gram per cubic centimeter represents the average density of ___________.

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A metal with a greater density than silver, nickel, or iron is _____________.​

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Create an activity that combines mathematical computation in a science experiment.

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Science curricula are constructed so that science topics, and the core concepts associated with them, pop up repeatedly in different grades. This is called:​

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Describe three stages of a student's learning progression and how you could help them move beyond that level.

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