Understanding Control and Variables in Experiments

Understanding Control and Variables in Experiments

Assessment

Flashcard

Science

10th Grade

Hard

NGSS
MS-PS1-2, MS-LS1-5, MS-PS1-1

+1

Standards-aligned

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15 questions

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1.

FLASHCARD QUESTION

Front

What are hydrogen bonds?

Back

Hydrogen bonds are weak attractions between a hydrogen atom and an electronegative atom.

2.

FLASHCARD QUESTION

Front

What are the three atoms that make up water?

Back

Two hydrogen atoms and one oxygen atom.

Tags

NGSS.MS-PS1-1

3.

FLASHCARD QUESTION

Front

What are the elements of nucleic acids?

Back

Phosphate group, sugar, nitrogenous bases.

4.

FLASHCARD QUESTION

Front

What is polarity?

Back

Polarity is the property of a molecule that describes the distribution of electrical charge, leading to positive and negative ends.

5.

FLASHCARD QUESTION

Front

What are the 2 parts of phospholipids?

Back

A hydrophilic head and two hydrophobic tails.

6.

FLASHCARD QUESTION

Front

What is a variable in an experiment?

Back

A variable is any factor, trait, or condition that can exist in differing amounts or types.

Tags

NGSS.MS-PS2-2

7.

FLASHCARD QUESTION

Front

What is the difference between independent and dependent variables?

Back

The independent variable is the one that is changed or controlled in a scientific experiment, while the dependent variable is the one that is measured or affected.

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