4th Grade

Question Answer
What is buoyancy? A force that causes less dense objects to float or rise to the surface of a gas or liquid.
What is volume? It is the amount of space an object or substance takes up.
What is matter? It is everything in the universe that has mass and shape.
What is a mixture? Two or more substances that DO NOT combine to form a new substance.
What is Density? It compares the amount of matter to the space it takes up.
What is electricity? It is the supply of electric current to power heating, lighting, appliances, and machines.
What is a solution? It occurs when different types of matter combine evenly with each other.
What is mass? It is the amount of matter something contains.

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