scieance quiz

Question 1

why study science

Answer 1

to understand the universes around us.

Question 2

Atom

Answer 2

smallest substance with traits

Question 3

what makes up the nucules

Answer 3

protons and neutrons

Question 4

what is the nucleus

Answer 4

the center of an atom

Question 5

whats the mass number

Answer 5

the total amount of protons and neutrons in the nuclues

Question 6

periodic table

Answer 6

a chart where all elements are organized into groups and periods according to their properties

Question 7

neutron

Answer 7

an atom with an neutral charge

Question 8

chemical code

Answer 8

one or two letters that stand for an element

Question 9

electron cloud

Answer 9

In the electron cloud model of an atom, region around the nucleus where an electron may be found.

Question 10

electron

Answer 10

negatively charged atom found outside of the nucleolus

Question 11

mass

Answer 11

the amount of matter in something weighed in grams

Question 12

atomic number

Answer 12

Number of protons in the nucleus of one atom of an element.

Question 13

physical properties

Answer 13

Property of matter that can be observed without changing the composition or identity of the matter.

Question 14

law of conversation of mass

Answer 14

matter can not be created nor destroyed it can only be made into something new

Question 15

matter

Answer 15

the substance or materiel all objects are made up of.

Question 16

proton

Answer 16

a positively charged atom found in the nucleus

Question 17

who created the periodic table????????

Answer 17

Mendeleev

Question 18

what determines the atomic number

Answer 18

neutrons

Question 19

the number of atoms in an element

Answer 19

atomic number

Question 20

Cl

Answer 20

chlorine

Question 21

the sum of the number of protons and neutrons in an atom

Answer 21

mass number

Question 22

C

Answer 22

Carbon

Question 23

H

Answer 23

hydrogen

Question 24

how many neutrons does einsteinium have

Answer 24

153

Question 25

how many protons does Molybdenum have

Answer 25

42

Question 26

Fe

Answer 26

iron

Question 27

how many electrons does silcon have

Answer 27

14

Question 28

how many protons does neon have

Answer 28

10

Question 29

a substance that is only made up of one atom is called an

Answer 29

element

Question 30

atomic mas for iron

Answer 30

56

Question 31

compound

Answer 31

2 or more atoms chemically combined

Question 32

air is a

Answer 32

mixture

Question 33

mixture

Answer 33

Two or more substances which are physically combined and can be separated by physical means.

Question 34

what is water

Answer 34

a compound

Question 35

electrons are found orbiting in

Answer 35

in cloud regions

Question 36

is carbon has a #6 and proton 5 and electron six what is the neutron

Answer 36

SIX duh

Question 37

whats it called when your smaller than an atom

Answer 37

subatomic

Question 38

an element is an atom with

Answer 38

specific traits

Question 39

there is ——- elements found naturally on earth

Answer 39

92

Question 40

elements in the same family share

Answer 40

simile traits

Question 41

elements in the same family share the same amount

Answer 41

of electrons int he outer orbit

Question 42

the electrons in the outer orbit do all the

Answer 42

bonding (combining) with other elements.

Question 43

the top period has 1 orbit

Answer 43

row 2 had 2 orbits

Question 44

there are around________elements only around______are in your body

Answer 44

120 & 40

Question 45

95% of our bodies are

Answer 45

H,N,O,P and caluium

Question 46

___ make up most of the matter in our universe

Answer 46

18

Question 47

matter is really rare in outer space but

Answer 47

not on earth

Question 48

elemets in the same period share the same

Answer 48

electron locations

Question 49

as you move down the rows each row adds an orbital

Question 50

periodic means

Answer 50

a predictable pattern