Show:
Matter & It's Properties
Changes in States of Matter
Mixtures & Solutions
Forces
Simple Machines
100
Anything that takes up space and has mass is
What is Matter
100
In which state of matter are the particles packed together in a tight pattern?
What is a solid.
100
If a liquid mixture has particles settled on the bottom, or floating on the top, what is it?
What is a suspension.
100
A push or pull that causes a change in motion.
What is force.
100
A machine that you apply just one force to is a ______________.
What is a simple machine.
200
What are the three states of Matter?
What is Solid, Liquid and Gas.
200
Why do liquids have more movement than a solid?
What is their particles are spaced farther apart and can move around.
200
What do you call two or more substances that are combined and do not change their physical properties?
What is a mixture.
200
A force that works against motion.
What is friction.
200
A bar that pivots on a fixed point.
What is a lever.
300
Mass, volume and density are used to identify matter. What are they?
What is Physical Properties.
300
When liquid particles get cold enough they become what state of matter?
What is a solid.
300
Name two examples from your science book of a suspension?
What is orange juice and Italian salad dressing.
300
Forces that act on an object but cancel each other.
What is balanced forces.
300
A wheel with a line around it.
What is a pulley.
400
The amount of matter in an object compared to the space it takes up is its ____________?
What is Density.
400
What does matter need to change its state?
What is a change in temperature. Either add or remove heat.
400
The amount of a substance that can be dissolved in another substance is a measure of its ____________.
What is solubility.
400
When the forces in one direction are stronger, so they don’t cancel each other.
What is unbalanced forces.
400
A slanted surface.
What is an inclined plane.
500
How do you find the density of an object?
What is divide it's mass by it's volume.
500
Which state of matter has no definite volume?
What is a gas. It has no definite volume or shape.
500
What do you call a kind of mixture where different kinds of matter are mixed completely with each other?
What is a solution. Like saltwater.
500
When objects in the universe pull on one another.
What is gravitational force.
500
Two inclined planes places back-to-back.
What is a wedge.