Term
| The scientific method and all of its steps |
|
Definition
It is steps to solving a scientific problem
1. I can investigate questions,conduct experiments and solve problems
2. I can create hypotheses using prior knowledge
3.I can collect, organize, and analyze data(qualitative and quantitative)
4. I can display and defend conclusions drawn from investigations |
|
|
Term
| A controlled experiment and why it is important |
|
Definition
| An experiment that is controlled and separates the subjects into control and experimental groups. It is important because it gives the experiment structure. |
|
|
Term
|
Definition
Anything that has and takes up space and has mass and volume
You can taste, touch, and smell it |
|
|
Term
|
Definition
| Matter that has a fixed composition and cannot be broken down |
|
|
Term
|
Definition
| Consists of two or more substances that are easily distinguishable |
|
|
Term
|
Definition
| Substances that cannot be broken down |
|
|
Term
| The basic SI metric units for mass,temperature, length, and volume |
|
Definition
| grams, degrees,meter, and liter |
|
|
Term
| The basic SI metric units for mass,temperature, length, and volume |
|
Definition
| grams, degrees,meter, and liter |
|
|
Term
| the basic tools for measuring mass, temperature, length, and volume |
|
Definition
mass-scale
temperature-thermometer
length- ruler
volume- beaker |
|
|
Term
Convert the following measurements
2500mm to dkm, 0.034hg to cg |
|
Definition
|
|
Term
Which are physcial of chemical changes
freezing point, density, rusting iron, cooking eggs, burning wood, dissolving salt, and buoyancy |
|
Definition
freezing point- physical
density- physical
rusting iron- physical
cooking eggs- chemical
burning wood- chemical
dissolving salt- chemical
buoyancy- physical |
|
|
Term
| What is always true about density of a substance? |
|
Definition
| Density is always a measurement of how much matter is contained in a certain volume. |
|
|
Term
|
Definition
| A group of atoms that are held together by chemical forces. |
|
|
Term
|
Definition
| Highly magnetized neutron star that emits a beam of electromagnetic radiation. |
|
|
Term
|
Definition
| A homogeneous mixture throughout which two or more substances are uniformly dispersed |
|
|
Term
|
Definition
| The number of protons in the nucleus of an atom. |
|
|
Term
|
Definition
| A subatomic particle that has a negative charge. |
|
|
Term
|
Definition
| The distance traveled divided by the time interval during the motion occurred. |
|
|
Term
|
Definition
| A force that opposes motion between two surfaces that are in contact. |
|
|
Term
|
Definition
| The change of state from a liquid to a gas. |
|
|
Term
|
Definition
| The temperature and pressure at which a solid becomes a liquid. |
|
|
Term
|
Definition
| An element that is shiny and that conducts heat and electricity well. |
|
|
Term
|
Definition
| The smallest unit of an element that maintains the chemical properties of that element. |
|
|
Term
|
Definition
| A substance made up of atoms of two or more different elements joined by chemical bonds. |
|
|
Term
|
Definition
| A gigantic explosion in which a massive star collapses and throws its outer layers into space. |
|
|
Term
|
Definition
| In a solution, the substance that dissolves in the solvent. |
|
|
Term
|
Definition
| The sum of the number of protons and neutrons in the nucleus of an atom. |
|
|
Term
|
Definition
| The subatomic particle that has a positive charge and that is located in the nucleus of an atom. |
|
|
Term
|
Definition
Chemistry- A horizontal row of elements in the periodic table
Physics- The time it takes a complete cycle or wave oscillation to occur. |
|
|
Term
|
Definition
| The speed of an object in a particular direction. |
|
|
Term
|
Definition
| The change of state from gas to liquid. |
|
|
Term
|
Definition
| An element that conducts heat and electricity poorly and that does not form positive ions in an electrolytic solution. |
|
|
Term
|
Definition
| A substance that cannot be separated or broken down into simpler substances by chemical means. |
|
|
