Please help I don't understand. A teacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and pH indicator strips, which measure acidity. The teacher asks the students to put the liquids in order from most acidic to most basic.
What type of investigation could the students conduct to determine the correct order for the liquids? 1. descriptive 2.Comparitive 3. experimental
The type of liquid is 1. independent variable 2. dependant variable 3. control group
The pH is 1. independent variable 2. dependant variable 3. control group
Answers: 1
Physics, 22.06.2019 17:00, WorkingButNotReally
If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction
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Physics, 22.06.2019 18:30, Jasten
Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.
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Please help I don't understand. A teacher gives students four liquids commonly found in the kitchen...
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