CK-12 Foundation
Ck 12: Plix: Scale Distances or Dimension: P H Concept
[Free Registration/Login Required] Arrange the items shown next to their corresponding pH value on the scale.
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Ck 12: Plix: Characteristics of Life: Living vs. Non Living Characteristics
[Free Registration/Login Required] Drag the green tiles from the blue box in the interactive to group the different characteristics into the appropriate columns.
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Ck 12: Plix: Lipids
[Free Registration/Login Required] Sort the lipids shown in this interactive into the two boxes to show what state they would be at room temperature.
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Ck 12: Plix: Types of Biochemical Reactions
[Free Registration/Login Required] Sort the biological reactions into one of two groups based on the type of biochemical reactions represented.
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Ck 12: Plix: Acids and Bases in Biology
[Free Registration/Login Required] Interactive shows a graph illustrating the effect of pH on pepsin's reaction rate.
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Ck 12: Plix: Prokaryotic and Eukaryotic Cells
[Free Registration/Login Required] Using a Venn diagram, drag the blue tiles into each part to correctly sort the characteristics of Prokaryotic and Eukaryotic cells.
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Ck 12: Plix: Boyle's Law: Lever
[Free Registration/Login Required] With the given shapes and labels, construct a second-class lever that would help in lifting very heavy items.
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Ck 12: Plix: Solute and Solvent
[Free Registration/Login Required] While paying attention to the charges, move the salt ions and water molecules around to simulate how salt ions are dissolved in water.
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Ck 12: Plix: Potential Energy Diagrams: Conservation of Energy
[Free Registration/Login Required] Drag the red point up and down to explore the interaction between potential energy and kinetic energy in a barbell.
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Ck 12: Plix: Graphical Methods of Vector Addition: Direction
[Free Registration/Login Required] Follow the path depicted on the map then try to convert the series of six steps to a set of written directions.
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Ck 12: Plix: Motion: Position Time Graphs
[Free Registration/Login Required] Drag the red dot to draw a position-time graph for a sprinter with constant speed.
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Ck 12: Plix: Motion: Determining Net Force
[Free Registration/Login Required] Shown are three different systems with two forces acting upon it and a red vector showing the net force acting upon the system. Move the red dots to accurately reflect the net force experienced by each...
CK-12 Foundation
Ck 12: Plix: Orbital Motion: Distance
[Free Registration/Login Required] The meteor is orbiting one of the 3 planets in a circular orbit. Drag the point associated with each planet to the meteor to see its orbit around that planet.
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Ck 12: Plix: Law of Conservation of Momentum
[Free Registration/Login Required] The Law of Conservation of Momentum states that the total momentum before the crash is equal to the total momentum after the crash. Use the red dots to adjust the speed of each car at they head straight...
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Ck 12: Plix: Law of Reflection: Angle of Incidence
[Free Registration/Login Required] In the scenario shown here, the laser cannot shine through the black barrier but can hit all three targets by reflecting off of the floor. Use the red dot to change the angle of the laser generator and...
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Ck 12: Plix: Concave Lens: Lens
[Free Registration/Login Required] Change the size of the object and see how a concave lens generates a real image.
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Ck 12: Plix: Convex Lenses: Lens
[Free Registration/Login Required] Observe how the location of the virtual image changes by dragging the red dots on the object.
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Ck 12: Plix: Balancing Chemical Reactions
[Free Registration/Login Required] Demonstrate a normal chemical reaction by dragging atoms from the products to create the reactants in this chemical equation.
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Ck 12: Plix: Balancing Chemical Equations
[Free Registration/Login Required] Before you can balance an equation, you need to count the number of each atom present in the reactants and products. Using the example that is shown here, apply the numbers and table to track how many...
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Ck 12: Plix: Aspartame Molecule: Peptides
[Free Registration/Login Required] Given prior knowledge of bonding and the molecular make up of aspartame, examine the model and determine which color represents which atom. Drag the labels at the bottom to the appropriate colored atom...
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Ck 12: Plix: Create an Atom: Electrons
[Free Registration/Login Required] Explore electrons by dragging the subatomic particles to the correct location to create a beryllium atom.
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Ck 12: Plix: Wave Interactions: Law of Reflection
[Free Registration/Login Required] Move the light source to see what happens to the reflected ray as you change the angle of the incident ray.
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Ck 12: Plix: Bohr's Atomic Model
[Free Registration/Login Required] Shown here are representations of three different models of the atom. Move the name labels to correctly title each of the models with the scientist who created them.
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Ck 12: Plix: Types of Waves: Mechanical Wave
[Free Registration/Login Required] Move the points to change the frequency and amplitude of the waves while making the waves transverse or longitudinal according to the labels.