Chemical Reactions by Dr B Science

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PS1-2: Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.

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Examples of reactions could include burning sugar or steel wool, fat reacting with sodium hydroxide, and mixing zinc with hydrogen chloride.

Assessment is limited to analysis of the following properties: density, melting point, boiling point, solubility, flammability, and odor.

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Vocabulary List (Spanish)

drbscience — 2023-10-10 01:15:37 UTC

Átomo: El componente básico de la materia. Es la unidad más pequeña de un elemento que conserva las propiedades químicas de ese elemento.

Molécula: grupo de dos o más átomos unidos químicamente entre sí. Es la unidad más pequeña de un compuesto que conserva sus propiedades químicas.

Modelo: Representación o descripción simplificada de un sistema o concepto que nos ayuda a comprenderlo y explicarlo.

Composición Atómica: Se refiere a los tipos y números de átomos que forman una molécula o un material.

Molécula simple: Molécula compuesta por unos pocos átomos unidos entre sí.

Estructura extendida: disposición más grande de átomos o moléculas que se repiten en un patrón regular, formando un material sólido.

Enlace químico: la fuerza de atracción que mantiene unidos a los átomos en una molécula o un compuesto.

Elemento: Sustancia pura formada por un solo tipo de átomo.

Compuesto: Sustancia compuesta por dos o más elementos diferentes combinados químicamente en una proporción fija.

Composición: Naturaleza y disposición de las distintas partes o elementos que componen algo.

Vocabulary List

drbscience — 2023-10-10 01:16:20 UTC

Atom: The basic building block of matter. It is the smallest unit of an element that retains the chemical properties of that element.

Molecule: A group of two or more atoms chemically bonded together. It is the smallest unit of a compound that retains its chemical properties.

Model: A simplified representation or description of a system or concept that helps us understand and explain it.

Atomic Composition: Refers to the types and numbers of atoms that make up a molecule or a material.

Simple Molecule: A molecule composed of a few atoms bonded together.

Extended Structure: A larger arrangement of atoms or molecules that repeat in a regular pattern, forming a solid material.

Chemical Bond: The force of attraction that holds atoms together in a molecule or a compound.

Element: A pure substance made up of only one type of atom.

Compound: A substance composed of two or more different elements chemically combined in a fixed ratio.

Composition: The nature and arrangement of the different parts or elements that make up something.

Quizlet

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Quizlet (Spanish)

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Propiedades Físicas y Químicas

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Cambio Físico y Químico

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Spanish

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Spanish

drbscience — 2023-10-10 13:10:34 UTC

Description of these Problem-Based Lessons

drbscience — 2023-10-10 13:27:33 UTC

These lessons are in Pear Deck interactive slides. This enables the teacher to see student responses while students work and provide immediate written feedback. The slides are integrated with Immersive Reader, which provides a text reader, as well as translation (with a text reader in the translated language).

drbscience — 2023-10-27 01:40:35 UTC

drbscience — 2023-10-27 01:41:04 UTC

Vocabulary Worksheets

drbscience — 2024-10-18 06:07:29 UTC

Candy Heart Chemistry

drbscience — 2025-02-11 07:56:54 UTC

Let’s Make a Bond: Skit-Based Lesson

drbscience — 2025-02-11 08:02:00 UTC