VanCleave's Science Fun

Your Guide to Science Projects, Fun Experiments, and Science Research

Archives for 2010

Chia Seeds Index

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A big thanks go to these chia companies for providing seeds as well as information for the research information on this site. 1. ChiaDirect has both small and large packages of seeds for affordable prices with no shipping fees. 2. ChiaFarms has nutritional information about feeding chia seeds to animals. Seeds are only sold in […]

Chia Seed Science Projects Ideas

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How to Write a Science Project Question An Experimental Science Project is a Cause/Effect investigation. In other words, the change in one thing causes something else to change. The “Cause” part of the investigation is what you will have control over. The “Effect” part of the investigation is what you will be observing to decide […]

Why Dead Leaves Stay Attached to Stems

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When a branch or even a stem is cut from a deciduous tree, why do the leaves stay attached to stems? http://en.wikipedia.org/wiki/Abscission Special cells attach deciduous leaves to stems. In autumn, decreased sunlight triggers the production of chemicals that breakdown the walls of the attaching cells. This results in the leaves falling off of the […]

Chia Seeds: Black/White Size Measurement

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The diagram shows the average length and width of black chia seeds to be respectively2.1 mm and 1.3 mm. Are white and black chia seeds the same size? Discover for Yourself Using a magnifying lens and a metric ruler, measure the millimeter length and width of at least 10 white chia seeds. Record each measurement […]

Accuracy vs. Precision

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The diagram shows green and red arrows stuck into a target. The archers each shot five arrows. Which archer, red or green, demonstrated more accuracy? Think: 1. The objective is to hit the bull’s eye of the target, which is the center black circle. 2. The archer with the best accuracy hits the bull’s eye […]

Chia Seeds: Physical Properties

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Investigation of Physical Properties Objective: To observe and describe the physical properties of both dry and wet Chia seeds. Science Terms: hydration– to fill with waterphysical properties– Characteristics used to identify something; physical properties include: color, size, shape and texture.relative size- A comparison of the size of an object to something with a familiar size; as big […]

Snow Globe Activity

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Question: Why does “snow” in snow globes fall slowly? Answer: The “snow” can be plastic glitter or some even use finely ground egg shells. What ever is used for snow, it must be able to fall through the fluid that fills the jar (the globe). Fluid is a term used for a gas or a […]

Growing Chia Seeds

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Chia Planters These are forms made with the same clay as clay flower pots are made of .  I wonder…Will chia seeds grow on pieces of clay pots? Let’s Find Out! Materialssmall bowl1/4 cup (63 mL) measuring cuptap water2 teaspoons (10mL) Chia seedscontainerbroken pottery pieces (nurseries might provide the broken pieces of clay pottery)misting bottle […]