HOMEWORK FOR MONDAY PEARSON CHAPTER 3 LESSON 1

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Presentation transcript:

HOMEWORK FOR MONDAY PEARSON CHAPTER 3 LESSON 1

INTERACTIVE PHYSICAL SCIENCE 8TH GRADE CHAPTER 3 LESSON 1

THE SMALLEST PARTICLE THAT CAN BE CONSIDERED AN ELEMENT.

A NEGATIVELY CHARGED PARTICLE

ELECTRON

A POSITIVELY CHARGED PARTICLE

PROTON

AN ATOMIC PARTICLE WITH NO ELECTRIC CHARGE

NEUTRON

SMALL REGION IN THE CENTER OF THE ATOM

NUCLEUS

ENERGY OF AN ELECTRON-ORBIT

ENERGY LEVEL

THE NUMBER OF PROTONS IN THE NUCLEUS

ATOMIC NUMBER

NUMBER OF PROTONS DIFFERENT FROM NUMBER OF NEUTRONS

SUM OF PROTONS AND NEUTRONS

MASS NUMBER

HOMEWORK FOR TUESDAY PEARSON CHAPTER 3 LESSON 2

INTERACTIVE PHYSICAL SCIENCE 8TH GRADE CHAPTER 3 LESSON 2

SUM OF PROTONS AND NEUTRONS

ATOMIC MASS

ARRANGEMENT OF ELEMENTS SHOWING THEIR PROPERTIES

PERIODIC TABLE

EITHER 1 OR 2 LETTERS NAMING THE ELEMENT

CHEMICAL SYMBOL

ROWS CONTAINING SERIES OF DIFFERENT ELEMENTS

PERIOD

THE ELEMENTS IN A COLUMN

GROUP

METALS METALLOIDS NONMETALS

METALS – METALLOIDS – NONMETALS

HOMEWORK FOR WEDNESDAY PEARSON CHAPTER 3 LESSON 3

INTERACTIVE PHYSICAL SCIENCE 8TH GRADE CHAPTER 3 LESSON 3

GOOD CONDUCTORS OF HEAT AND ELECTRICITY

METALS

MATERIALS THAT ARE SHINY AND REFLECTIVE

LUSTER

CAN BE HAMMERED OR ROLLED INTO FLAT SHEETS

MALLEABLE

PULLED OUT INTO LONG WIRES

DUCTILE

THE ABILITY TO TRANSFER HEAT

THERMAL CONDUCTIVITY

THE ABILITY TO CARRY ELECTRIC CURRENT

ELECTRIC CONDUCTIVITY

REACTS WITH OTHER SUBSTANCES

REACTIVITY

DETEREORATION OF A METAL

CORROTION

THE MOST REACTIVE METALS

ALKALAI METALS

MELT AT HIGHER TEMPERATURES

ALKALAINE EARTH METALS

THE METALS IN GROUPS 3 TO 12

TRANSITIONAL METALS

HOMEWORK FOR THURSDAY PEARSON CHAPTER 3 LESSON 4

INTERACTIVE PHYSICAL SCIENCE 8TH GRADE CHAPTER 3 LESSON 4

ELEMENT THAT LACKS MOST OF THE PROPERTIES OF METALS

NONMETAL

MOLECULE MADE UP OF 2 ATOMS

DITOMIC MOLECULE

SALT FORMING

HALOGENS

ATOMS WITH COMPLETE OUTER ORBITS

NOBLE GASES

SOME PROPERTIES OF METALS AND SOME OF NONMETALS

METALLOIDS

CONDUCT ELECTRIC CURRENT UNDER SOME CONDITIONS

SEMICONDUCTORS

HOMEWORK FOR FRIDAY PEARSON CHAPTER 3 LESSON 5

INTERACTIVE PHYSICAL SCIENCE 8TH GRADE CHAPTER 3 LESSON 5

THE ATOMIC NUCLEI OF RADIOACTIVE ISOTOPES RELEASE FAST-MOVING PARTICLES OF ENENRGY

REDIOACTIVE DECAY

INVOLVE THE PARTICLES IN THE NUCLEUS OF AN ATOM

NUCLEAR REACTION

URANIUM THAT SPONTANEOUSLY EMITS RADIATION

RADIOACTIVITY

2 PROTONS AND 2 NEUTRONS

ALPHA PARTICLE

A FAST-MOVING ELECTRON GIVEN OFF BY A NUCLEUS DURING RADIOACTIVE DECAY

BETA PARTICLE

HIGH ENERGY WAVE

GAMMA RAY

THE LENGTH OF TIME NEEDED FOR HALF OF THE ATOM OF A SAMPLE TO DECAY

HALF-LIFE

TECHNIQUE USED TO DATE MATERIALS

RADIOACTIVE DATING