Ch 1The Wonderful World of Science
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Ch 1
Curiosity
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Definition
Drive to explore — the foundation of science.
Ch 1
Observation
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Definition
Gathering information using senses or instruments.
Ch 1
Hypothesis
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Definition
A testable prediction before an experiment.
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Chapter Practice
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Q1 Scientific Method
What is the first step in scientific investigation?
Q2 Hypothesis
A hypothesis must be?
Q3 Scientific Method
What comes after forming a hypothesis?
Q4 Variables
In an experiment, the variable you change is called?
Q5 Control Group
What is the purpose of a control group in an experiment?
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Ch 2Diversity in the Living World
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Ch 2
Cell
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Definition
Basic unit of all living things. Discovered by Hooke 1665.
Ch 2
Photosynthesis
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Definition
Sunlight + water + CO2 → glucose + oxygen.
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Chapter Practice
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Q1 Cell Discovery
Who discovered the cell?
Q2 Photosynthesis
What is photosynthesis?
Q3 Photosynthesis
In photosynthesis, plants release which gas?
Q4 Plant Cells
Chlorophyll is found in which part of the plant cell?
Q5 Photosynthesis
What do plants need for photosynthesis?
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Ch 3Mindful Eating: A Path to a Healthy Body
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Ch 3
Mixture
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Definition
Two+ substances combined, separable physically.
Ch 3
Solution
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Homogeneous mixture — solute dissolves in solvent.
Ch 3
Solute
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Definition
Substance that dissolves.
Ch 3
Solvent
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Substance in which solute dissolves.
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Chapter Practice
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Q1 Mixtures
A mixture can be separated by?
Q2 Solutions
What is a solution?
Q3 Solutions
Salt dissolved in water is an example of?
Q4 Separation Methods
Which method separates a dissolved solid from a liquid by heating?
Q5 Solution Components
The substance that dissolves in a solution is called?
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Ch 4Exploring Magnets
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Ch 5Measurement of Length and Motion
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Ch 6Materials Around Us
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Ch 7Temperature and its Measurement
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Ch 8A Journey through States of Water
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Ch 9Methods of Separation in Everyday Life
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Ch 10Living Creatures: Exploring their Characteristics
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Ch 11Nature's Treasures
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Ch 12Beyond Earth
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