Anything that takes up space and has mass is
What is Matter
In which state of matter are the particles packed together in a tight pattern?
What is a solid.
burning wood is a.....?
chemical change
A push or pull that causes a change in motion.
What is force.
A machine that makes work easier
What is a simple machine.
What are the three states of Matter?
What is Solid, Liquid and Gas.
Why do liquids have more movement than a solid?
Their particles have more energy and move around more.
When an object changes shape or sizes, but does not change its identity.
A force that works against motion.
What is friction.
A bar that pivots on a fixed point.
What is a lever.
Mass, volume and density are used to identify matter. What are they?
What is Physical Properties.
When liquid particles get cold enough they become what state of matter?
What is a solid.
cutting an apple is a....?
physical change
Forces that act on an object but cancel each other.
What is balanced forces.
A wheel with a line or rope around it.
What is a pulley.
The amount of matter in an object compared to the space it takes up is its (how tightly packed the particles are) ____________?
What is Density.
What does matter need to change its state?
What is a change in temperature. Either add or remove heat energy.
Chewing your food is a...?
When the forces in one direction are stronger, so they don’t cancel each other.
What is unbalanced forces.
A slanted surface.
What is an inclined plane.
The volume is....?
How much space an object takes up.
Which state of matter has no definite volume?
What is a gas. It has no definite volume or shape.
what is a chemical change?
The Earth, Sun, and planets use this to pull objects into their orbit.
What is gravitational force.
This object is used to separate or cut two things apart.
What is a wedge.