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pH Scale: Basics

Hipervinculo Física

pH Scale: Basics

Test the pH of everyday liquids such as coffee, spit, and soap to determine whether each is acidic, basic, or neutral. Investigate how adding more of a liquid or diluting with water affects pH.

Objetiv ...

pH Scale

Hipervinculo Física

pH Scale

Test the pH of things like coffee, spit, and soap to determine whether each is acidic, basic, or neutral. Visualize the relative number of hydroxide ions and hydronium ions in solution. Switch between ...

Pendulum Lab

Hipervinculo Física

Pendulum Lab

Play with one or two pendulums and discover how the period of a simple pendulum depends on the length of the string, the mass of the pendulum bob, the strength of gravity, and the amplitude of the swi ...

Ohm's Law

Hipervinculo Física

Ohm's Law

See how the equation form of Ohm's law relates to a simple circuit. Adjust the voltage and resistance, and see the current change according to Ohm's law.

Objetivos de Aprendizaje

Predict how ...

Molecule Shapes: Basics

Explore molecule shapes by building molecules in 3D! Find out how a molecule's shape changes as you add atoms to a molecule. Objetivos de Aprendizaje

Recognize that molecule shape is due to repulsio ...

Molecule Shapes

Hipervinculo Física

Molecule Shapes

Explore molecule shapes by building molecules in 3D! How does molecule shape change with different numbers of bonds and electron pairs? Find out by adding single, double or triple bonds and lone pairs ...

Molecules and Light

Turn light source on to explore. Observe what happens in the observation window as you set up different combinations of light source and molecule. Note this simulation is the first to support our zoom ...

Molecule Polarity

Hipervinculo Física

Molecule Polarity

When is a molecule polar? Change the electronegativity of atoms in a molecule to see how it affects polarity. See how the molecule behaves in an electric field. Change the bond angle to see how shape ...

Molarity

Hipervinculo Física

Molarity

What determines the concentration of a solution? Learn about the relationships between moles, liters, and molarity by adjusting the amount of solute and solution volume. Change solutes to compare diff ...

Masses and Springs: Basics

Hang masses from springs and discover how they stretch and oscillate. Compare two mass-spring systems, and experiment with spring constant. Transport the lab to different planets, slow down time, and ...

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