| GLE 1 |
Measure and record the volume and mass of substances in metric system units
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| GLE 2 |
Calculate the density of large and small quantities of a variety of substances (e.g., aluminum foil, water, copper, clay, rock) |
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| GLE 3 |
Construct models that replicate atomic structure for selected common elements from the periodic table |
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| GLE 4 |
| Differentiate between the physical and chemical properties of selected substances |
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| GLE 5 |
Compare physical and chemical changes |
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| GLE 6 |
Draw or model the movement of atoms in solid, liquid, and gaseous states |
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| GLE 7 |
Simulate how atoms and molecules have kinetic energy exhibited by constant motion |
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| GLE 8 |
Determine the temperatures at which water changes physical phases (e.g., freezing point, melting point, boiling point) |
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| GLE 9 |
Describe the properties of reactants and products of chemical reactions observed in the lab |
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| GLE 10 |
| Identify the average atomic masses of given elements using the periodic table |
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| GLE 11 |
Compare the masses of reactants and products of a chemical reaction |
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| GLE 12 |
Determine the effect of particle size of the same reactants on the rate of chemical reactions during a lab activity (e.g., powdered vs. solid forms) |
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| GLE 13 |
| Use a variety of resources to identify elements and compounds in common substances |
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| GLE 14 |
Construct and analyze graphs that represent one-dimensional motion (i.e., motion in a straight line) and predict the future positions and speed of a moving object |
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| GLE 15 |
Explain why velocity is expressed in both speed and direction |
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| GLE 16 |
Compare line graphs of acceleration, constant speed, and deceleration |
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| GLE 17 |
Describe and demonstrate that friction is a force that acts whenever two surfaces or objects move past one another |
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| GLE 18 |
Explain how the resistance of materials affects the rate of electrical flow |
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| GLE 19 |
Identify forces acting on all objects |
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| GLE 20 |
| Draw and label a diagram to represent forces acting on an object |
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| GLE 21 |
Determine the magnitude and direction of unbalanced (i.e., net) forces acting on an object
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| GLE 22 |
Demonstrate that an object will remain at rest or move at a constant speed and in a straight line if it is not subjected to an unbalanced force
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| GLE 23 |
Predict the direction of a force applied to an object and how it will change the speed and direction of the object |
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| GLE 24 |
Describe and give examples of how all forms of energy may be classified as potential or kinetic energy |
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| GLE 25 |
Compare forms of energy (e.g., light, heat, sound, electrical, nuclear, mechanical)
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| GLE 26 |
Describe and summarize observations of the transmission, reflection, and absorption of sound, light, and heat energy |
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| GLE 27 |
Explain the relationship between work input and work output by using simple machines |
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| GLE 28 |
Explain the law of conservation of energy
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| GLE 29 |
Compare and/or investigate the relationships among work, power, and efficiency |
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| GLE 30 |
Trace energy transformations in a simple system (e.g., flashlight) |
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| GLE 31 |
Compare types of electromagnetic waves |
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| GLE 32 |
Identify and illustrate key characteristics of waves (e.g., wavelength, frequency, amplitude) |
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| GLE 33 |
Predict the direction in which light will refract when it passes from one transparent material to another (e.g., from air to water, from prism to air) |
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| GLE 34 |
Apply the law of reflection and law of refraction to demonstrate everyday phenomena (e.g., how light is reflected from tinted windows, how light is refracted by cameras, telescopes, eyeglasses) |
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| GLE 35 |
Determine through experimentation whether light is reflected, transmitted, and/or absorbed by a given object or material |
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| GLE 36 |
Explain the relationship between an object's color and the wavelength of light reflected or transmitted to the viewer's eyes |
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| GLE 37 |
Compare how heat is transferred by conduction, convection, and radiation |
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| GLE 38 |
Identify conditions under which thermal energy tends to flow from a system of higher energy to a system of lower energy |
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| GLE 39 |
Describe how electricity can be produced from other types of energy (e.g., magnetism, solar, mechanical) |
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| GLE 40 |
Identify heat energy gains and losses during exothermic and endothermic chemical reactions
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| GLE 41 |
Identify risks associated with the production and use of coal, petroleum, hydroelectricity, nuclear energy, and other energy forms |
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| GLE 42 |
Identify energy types from their source to their use and determine if the energy types are renewable, nonrenewable, or inexhaustible |
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| GLE 43 |
| Explain how the use of different energy resources affects the environment and the economy |
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| GLE 44 |
| Explain how an inexhaustible resource can be harnessed for energy production |
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| GLE 45 |
| Describe methods for sustaining renewable resources |
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| GLE 46 |
Identify ways people can reuse, recycle, and reduce the use of resources to improve and protect the quality of life |
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| GLE 47 |
Illustrate how various technologies influence resource use in an ecosystem (e.g., forestry management, soil conservation, fishery improvement) |
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