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New exercises from Khan Academy 2020-12-02T22:44:38.000000
Aggiornato: 27 min 3 sec fa

Distance between points: applications

Lun, 2020-10-05 06:05
Third exercise in intro to 3D

Distance between two points

Lun, 2020-10-05 05:35
Second exercise in Intro to 3D

Word problems on multiplication and division of decimals

Gio, 2020-10-01 22:33
Word problems on multiplication and division of decimals

Decimals in written form

Gio, 2020-10-01 22:04
Practice converting decimals between standard form and written form.

Compare decimals (tenths and hundredths)

Gio, 2020-10-01 19:34
Practice comparing decimals. Decimals in these problems are limited to tenths and hundredths.

Coordinates of a point in space

Gio, 2020-10-01 10:46
First exercise for Class 11 3D chapter.

Interpreting expressions with multiple variables

Mer, 2020-09-30 23:20
Interpret complicated expressions in terms of the real-world situation they model.

Types of studies

Mer, 2020-09-30 17:00
Practice distinguishing between different types of observational studies (retrospective, prospective, sample surveys) and experiments.

Electronic configuration of elements: KLMN shells.

Mer, 2020-09-30 09:33
Let's practice to write the electronic configuration of a neutral atom.

Interpreting results of simulations

Mar, 2020-09-29 23:54
Practice estimating probabilities and making conclusions based on the results of a simulation.

Visually assessing standard deviation

Mar, 2020-09-29 22:31
Practice estimating standard deviation from data displays and comparing the standard deviations between sets of data.

Physical and chemical changes

Mar, 2020-09-29 22:12
Check your understanding of physical and chemical changes at the molecular level in this set of free practice questions designed for AP Chemistry students.

Identify influential points

Mar, 2020-09-29 18:19
Practice identifying high-leverage points and outliers and thinking about how those points are influential in regression analysis.

Kirchhoff's rules: circuits with two loops

Mar, 2020-09-29 07:02
Let's practice some problems to better understand how to apply Kirchhoff's rules to find currents in different parts of a circuit.

Applications of Gauss's law (intermediate)

Mar, 2020-09-29 06:59
Let's practice some more problems to help us appreciate the beauty of calculating symmetric electric fields with Gauss's law!

Applications of Gauss's law (basic)

Mar, 2020-09-29 06:53
Let's practice some problems to familiarize ourselves with the applications of Gauss's law in three scenarios - cylindrical symmetry, translational symmetry, and radial symmetry.

Gauss's law

Mar, 2020-09-29 06:45
Let's practice some problems to better understand Gauss's law of electric flux, that relates the flux through a closed surface with the net charge enclosed by it.

Flux of electric fields

Mar, 2020-09-29 06:41
Let's practice some problems to better understand how to calculate the flux of a vector field through a given surface.

Predict changes in drift velocity

Mar, 2020-09-29 06:29
Drift velocity of electrons in a current is related to several factors. Let's practice some problems to better understand how it's affected by changes in those factors.

Conductivity and resistivity: Ohm's law

Mar, 2020-09-29 05:18
Let's practice some problems to better understand the factors that influence the conductivities and resistivities in metals.