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New exercises from Khan Academy 2020-07-02T13:56:14.000000
Aggiornato: 8 ore 29 min fa

Structure of ionic solids

Ven, 2020-05-29 19:26
Practice identifying and interpreting particulate models of ionic solids in this set of free questions designed for AP Chemistry students.

Identify the salt formed

Ven, 2020-05-29 13:47
Let's practice identifying the salt formed in reactions, where acids react with metals, metal carbonates/bicarbonates, and bases. Let's also identify the salts formed when carbon dioxide has is passed into lime water.

Detection of gases

Ven, 2020-05-29 13:47
Let's practice to detect the presence of hydrogen and carbon dioxide gases by solving chemical reactions.

How to check student progress on Khan Academy

Gio, 2020-05-28 14:17
How to check student progress on Khan Academy?

How to create account and assign content on Khan Academy

Gio, 2020-05-28 14:17
How to create account and assign content on Khan Academy

Different ways to answer questions on Khan Academy (optional)

Gio, 2020-05-28 14:16
The questions in this exercise will let you know the different ways questions are asked on Khan Academy platform. You can practice few questions to help students when they are stuck with the question - 'How should I answer this?'

Khan Academy course structure

Gio, 2020-05-28 14:11
Khan Academy course structure

Khan Academy pedagogy

Gio, 2020-05-28 14:04
Khan Academy pedagogy

Khan Academy background

Gio, 2020-05-28 14:03
Try this exercise to learn about Khan Academy's background. The hints and rationales in this exercise would give you detailed information about us. 

Prime and composite numbers

Mer, 2020-05-27 23:57

Introduction to metabolism

Mer, 2020-05-27 22:56
Test your knowledge on metabolism!

Word problems with volume

Mer, 2020-05-27 22:53
Solve word problems involving volume.  Estimate the volume of items.

Linear equations word problems

Mer, 2020-05-27 15:49
Solve word problems about real world relationships that are given in formulas.  Functions are written using function notation.

Simplify square roots (variables)

Mer, 2020-05-27 09:22
Simplify square roots that contain variables in them, like √(8x³)

Word problems with mass

Mer, 2020-05-27 00:48
Solve word problems involving mass.  Read the mass of items from an analog scale.

Create picture graphs (picture more than 1)

Mar, 2020-05-26 22:42
Create and interpret picture graphs.  Each picture on the graph represents a number greater than 1.

Scale drawings

Mar, 2020-05-26 19:11
Find a missing side length in a scale drawing when given either a set of corresponding side lengths or one side length and the scale factor.

Parallel & perpendicular lines from equation

Mar, 2020-05-26 19:09
Use the equations of a pair of lines to decide whether they intersect or not. If yes, are they perpendicular? If no, are they distinct or the same line?

Finding probabilities with sample means

Mar, 2020-05-26 18:42
Practice finding probabilities involving the sampling distribution of a sample mean.

Add and subtract on the number line word problems

Mar, 2020-05-26 15:13
Practice solving addition or subtraction word problems using a number line. All items include 4 two-digit numbers.


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