New exercises from Khan Academy 2021-07-25T16:04:56.000000
Atualizado: 24 minutos 26 segundos atrás
Represent fractions as whole numbers and whole numbers as fractions.
Determine whether fractions are greater than, less than, or equal to one.
Plot and spot fractions on the number line.
A check for understanding of the Using course mastery on Khan Academy lesson.
Exercise on understanding the Bronsted-Lowry concept of acids and bases
A check for understanding of the Using assignments to support mastery learning lesson.
Solve multi-variable formulas for a specific variable in order to solve some word problems.
Let's practice some problems to better understand the variation of photocurrent and the physics behind it when we have a positive anode in photoelectric effect.
Solve word problems by thinking about the units of the different given quantities.
Let's practice some problems to better understand the effects of changing intensity of the light source responsible for photoelectric effect.
Separation of DNA fragments, negative charge, electrodes, length of DNA and speed of movement, ethidium bromide and visualising DNA>
Endonuclease vs exonuclease, palindrome, sticky ends, recombinant DNA
Check your understanding of what it means for protocols to be open and non-proprietary in this set of free practice questions designed for AP Computer Science Principles students.
Given the description of a real-world relationship, find the sinusoidal function that models it. The functions in this exercise have a phase (horizontal) shift.
Test your skills on the various factors that contributed to the United States' victory in the Civil War!
Check your understanding of intramolecular forces and potential energy in this set of free practice questions designed for AP Chemistry students.
Practice balancing chemical equations
Learn to distinguish between abstract and concrete nouns!
Questions pertaining to socialization