Which is an example of Newton's first law of motion

If a bus stops suddenly, you lurch forwards.

an astronomical unit or AU are equal to

the distance between the earth and the sun

which of the following best explains newtons 3rd law

Unbelted passengers will be thrown forward when a car stops

a compound forms when

two or more elements chemically combine with each other

an atom of 19/9F contains

9 protons, 9 electrons,10 neutrons

the distance light travels in a year

a force due to gravity on an object

which of the following is not an inherited characteristic

a person abilty to be immune to measles

speeds up a chemical reaction without combing reactants

What is the relationships between heavy objects and inertia

heavy objects have more inertia

when examining a rock strata to help determine age of a fossil

the fossil at the bottom of the strata will be the oldest

a circular piece of DNA found in a bacterial cell

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Questions 44

Answers

1
What does an object do when it accelerates
It changes speed and direction
It speeds up.
It moves in the opposite direction
All of them
2
in which section of a scientific report would you include a equipment list
Results
method
conclusion
hypothesis
3
Which is an example of Newton's first law of motion
If a bus stops suddenly, you lurch forwards.
The larger the force acting on an object,the faster it goes
kicking a soccer ball
If you slap the desk hard, it hurts your hand.
4
pure water is made up of
Molecules
Atoms
irons
compunds
5
an astronomical unit or AU are equal to
the diameter of the earth
the diameter of the sun
the diameter between the earth and the moon
the distance between the earth and the sun
6
the term replication refers to the
change in a DNA sequence caused by the action of mutagen
use of section DNA to code for amino sequence
copying of section DNA
appearence of a characteristic which a section of DNA codes
7
what is the symbol for silver
Ss
A
Ag
Si
8
The chemical symbol for sodium is
NS
NA
S
SA
9
Most of the stars you see at night are
planets
like our sun some much bigger
stars called galaxies
meteors
10
semi-metals have the same properties as
non-metals
both metals and non metals
gases
metals
11
which of the following best explains newtons 3rd law
Unbelted passengers will be thrown forward when a car stops
the acceleration of an object depends on the mass
A gu
the weight varies from planet to planet depending on gravity
12
the vertical columns in the periodic table is
groups
periods
13
a compound forms when
two or more elements are physically mixed
two or more elements chemically combine with each other
a mixture is seperated into componets
a large number of atoms join together
14
the milky way is part of a larger group called the
the andromeda super galaxy
the big dipper
the spiral arm
the local group
15
an atom of 19/9F contains
19 protons and 9 electrons
9 protons, 9 electrons,10 neutrons
10 nuetrons, 11 protons, 9 electrons
9 protons, 9 electrons and 19 neutrons
16
what is the symbol for tin
So
Ss
Tn
Sn
17
A car moving in a straight line at constant speed is what
Decelerating
Accelerating
No force acting on it
Down hill slope
18
what is the symbol for Bromine
Bs
B
Br
Bo
19
what is the symbol for iron
Fe
Fi
I
Ir
20
an atom of calcium has 20 electrons. Its electron configuration would be written as
20
42/20 Ca
2,8,10
2,8,8,2
21
a light year is
the distance between the earth and the sun
the time it takes the planet to revolve the sun
the distance light travels in a year
the diameter of the milky way galaxy
22
Weight is
the amount of matter in an object
the same as mass
a force due to gravity on an object
a period of time
23
the alternate forms of the same gene are called
alleles
gametes
gametes
chromosomes
24
Our sun will eventually become a what
black hole
White dwarf
red dwarf
neutron star
25
What can be measured by acceleration
How much an object slows down
An object's change in direction
How much an object speeds up
all of them
26
scientific equipment is usually drawn as
a full colour diagram
three-dimensional picture
an aerial view
a 2 demential drawing
27
what is the atomic number of carbon
4
6
5
12
28
which of the following is not an inherited characteristic
a persons blue eyes
a long neck of a giraffe
a person abilty to be immune to measles
the ability of a spider to produce a spider web
29
the scientific study of heredity
genetics
genealogy
geology
biology
30
what element is He for
helium
radium
mercury
hydrogen
31
What is a catalyst
is a large molecule broken down by a smaller moleculr
dissolves chemicals that water is unable
is one of the ingredients in a chemical reaction
speeds up a chemical reaction without combing reactants
32
what element Zn
copper
Zinc
zebra
boron
33
How many year ago is the Big bang meant to of occured
13 Thousand years
13 Billion
13 trillion
13 Million
34
what is the symbol for lithium
Lo
L
all of them
Li
35
our nearest multiple star system is
the southern cross
Orion
Ceres
Alpha Centauri
36
a star gets energy from
fishing trip
A chemical reaction
nucleor fission reaction
nuclear fusion reaction
37
What is the relationships between heavy objects and inertia
Heavy objects have no inertia
Only heavy objects have inertia
heavy objects have less inertia
heavy objects have more inertia
38
when examining a rock strata to help determine age of a fossil
the biggest fossil will be the oldest
the fossil at the bottom of the strata will be the youngest
strata is not really any help
the fossil at the bottom of the strata will be the oldest
39
what is a hereditary unit which controls a particular characteristic
environment
gene
trait
heridatory factor
40
What is the symbol for Neon
Na
No
N
Ne
41
A Plasmid is a
a small piece of DNA
plant or animal with a new gene
a circular piece of DNA found in a bacterial cell
molecule containing DNA for two organisms
42
carbon is a
metal
halogen
non metal
cow
43
chromosomes are found in the nucleus of
brain cells only
reproductive cells only
stem cell that have not differentiated
most cells in your body
44
which of the following is an abbreviation of unit of time
m.
S.
T.
km/h

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