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science semester review

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chemisty,motion,and earth
alexis s
Quiz by alexis s, updated more than 1 year ago
alexis s
Created by alexis s almost 9 years ago
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Resource summary

Question 1

Question
Define acceleration
Answer
  • The rate of change of an object velocity
  • All forces combined acting on an object
  • The rate at which an object changes its position
  • Push or pull
  • The resistance an object has a change its motion
  • The rate an object Covers distance "how fast?"

Question 2

Question
Define velocity
Answer
  • The rate of change of an objects velocity
  • All forces combined acting on an object
  • The rate at which an object changes its position
  • Push or a pull
  • The resistance an object has to change its motion
  • The rate an object covers distance "how fast?"

Question 3

Question
Define inertia
Answer
  • The rate of change of an objects velocity
  • All forces combined acting on an object
  • The rate at which an object changes its position
  • Push or a pull
  • The resistance and object has to change its motion
  • The rate an object covers distance "how fast?"

Question 4

Question
Define net force
Answer
  • The rate of change of an objects velocity
  • All forces combined acting on an object
  • The rate at which an object changes its position
  • Push or a pull
  • The resistance and object has to change its motion
  • The rate an object covers distance "how fast?"

Question 5

Question
Define force
Answer
  • The rate of change of an objects velocity
  • All forces combined on an object
  • The rate at which an object changes position
  • Push or a pull
  • The resistance on an object has to change its motion
  • The rate an object covers distance "how fast?"

Question 6

Question
Define speed
Answer
  • The rate of change of an objects velocity
  • All forces combined acting on an object
  • The rate at which an object changes its position
  • Push or a pull
  • No resistance an object has the change its motion
  • The rate an object covers distance "how fast?"

Question 7

Question
A person walks 3.5 mph
Answer
  • Speed
  • Velocity
  • Acceleration

Question 8

Question
A bike goes 30 m/s toward town
Answer
  • Speed
  • Velocity
  • Acceleration

Question 9

Question
A greyhound dog can run about 40 mph
Answer
  • Speed
  • Velocity
  • Celebration

Question 10

Question
Monarch butterflies fly 12 mph south as they migrate
Answer
  • Speed
  • Velocity
  • Acceleration

Question 11

Question
A car slows from 60 m/h to 25 mph
Answer
  • Speed
  • Velocity
  • Acceleration

Question 12

Question
A car turns left while maintaining the same speed
Answer
  • Speed
  • Velocity
  • Acceleration

Question 13

Question
A trick from Austin to Dallas takes about three hours going 65 mph north
Answer
  • Speed
  • Velocity
  • Acceleration

Question 14

Question
Canadian geese fly approximately 75 mph
Answer
  • Speed
  • Velocity
  • Acceleration

Question 15

Question
A car increases speed from 70 mph to 65 mph
Answer
  • Speed
  • Velocity
  • Acceleration

Question 16

Question
Is the net force 100N
Image:
534f138e-78b1-4e91-ac56-36b01187eb92 (image/jpeg)
Answer
  • True
  • False

Question 17

Question
The forceS are balanced
Image:
b7cc9a2c-81bf-4bfa-81e5-6840a8dd286d (image/jpeg)
Answer
  • True
  • False

Question 18

Question
There is no movement
Image:
3e8d5ac4-ca8a-4806-b742-35a0019712a3 (image/jpeg)
Answer
  • True
  • False

Question 19

Question
The net force is 20 N
Image:
0975a494-e7e0-4a5c-94c8-38bfec437697 (image/jpeg)
Answer
  • True
  • False

Question 20

Question
The forces are balanced
Image:
26cc5cdc-eb3f-4d16-b827-f1fed1574e4e (image/jpeg)
Answer
  • True
  • False

Question 21

Question
It will move to the left 60 N
Image:
f31d3371-1683-4f75-8b41-938c80e333b2 (image/jpeg)
Answer
  • True
  • False

Question 22

Question
What is Newton's first law? give example.
Answer
  • And object are at rest remains at rest and object in motion remains in motion unless acted on by all unbalanced force
  • F=m(a) all forces are unbalanced and the object has accleration which depends on net force and mass of an object
  • For every action there is an opposite and equal reaction

Question 23

Question
What is newtons 2nd law?
Answer
  • An object at rest remains at rest and object in motion remains in motion unless acted on by an unbalanced force
  • All forces are in balance and the object has acceleration which depends on the net force and mass of the object F = M(a)
  • For every action there is an opposite and equal reaction

Question 24

Question
What is newtons third law
Answer
  • An object at rest remains at rest and object in motion remains in motion unless acted on by an unbalanced force
  • all forces are unbalanced and the object has acceleration which depend on net force mass of an object f=m(a)
  • Every action there is an opposite and equal reaction

Question 25

Question
What sign is force?
Answer
  • N or F
  • A
  • M

Question 26

Question
What sign is acceleration
Answer
  • N or F
  • A
  • M

Question 27

Question
What is the sign for mass
Answer
  • N or F
  • A
  • M

Question 28

Question
What is the equation used to find speed
Answer
  • S =A/T
  • S=A(T)
  • S=M(A)

Question 29

Question
If a person pulls on a cart to the right with a force of 20 N and a second person pulls to the left with a force of 15N what is the net force and direction of the cart?
Answer
  • 5N to the right
  • 5N to the left
  • 8N to the right

Question 30

Question
If a person is pushing a cart 40 N and It accelerate .5 m/s^2 what is the mass of the cart
Answer
  • 8 kg
  • .5 kg
  • 67kg

Question 31

Question
What is the acceleration of a 2 kg rock that is thrown at the force of 15 N
Answer
  • 8 m/s^2
  • 1.5 m/s^2
  • 3000 m/s^2

Question 32

Question
I want to 150 kg object is accelerating at the rate of 20 m/s calculate the force needed to produce this acceleration
Answer
  • 25 N
  • 3000N
  • 300N

Question 33

Question
A car travels 2.5 hours in at northerly direction for 300 km determine the car speed and the velocity
Answer
  • 80 kilometers per hour North
  • 3000 kilometers per hour North
  • 120 kilometer Per hour North

Question 34

Question
What is happening at each point
Image:
0b7b9218-350e-456a-81ea-e79961a5a526 (image/jpeg)
Answer
  • Fast
  • Stationary
  • Slow

Question 35

Question
Which graph segments that the following Constant speed : [blank_start]B[blank_end] Deceleration : [blank_start]C[blank_end] Accelerating : [blank_start]A[blank_end]
Answer
  • B
  • C
  • A
  • D

Question 36

Question
Complete the table
Image:
92d06c81-aa03-4e35-b315-b3bc13f2abb4 (image/jpeg)
Answer
  • Proton
  • Neutron
  • electron
  • +
  • 0
  • -
  • Inside
  • Inside
  • Outside

Question 37

Question
Proton is [blank_start]1AMU[blank_end] Neutron is [blank_start]1AMU[blank_end] Electrons is [blank_start].0008AMU[blank_end]
Answer
  • 1AMU
  • .0008AMU
  • 1AMU

Question 38

Question
Ape A= [blank_start]ATomic number[blank_end] P= [blank_start]Protons[blank_end] E= [blank_start]Electrons[blank_end] Are the same in a [blank_start]neutral[blank_end] atom Man M= [blank_start]Mass number[blank_end] -A= [blank_start]ATomic mass[blank_end]=N= [blank_start]Neutrons[blank_end]
Answer
  • ATomic number
  • Protons
  • Electrons
  • neutral
  • Mass number
  • Neutrons
  • ATomic mass

Question 39

Question
Label with these words: metals, nonmetals, metalloids, periods, groups, horizontal, vertical, most reactive, and least reactive.
Image:
3f4318ba-f875-4c0c-a73f-0d561f05d5c2 (image/jpeg)
Answer
  • Metals
  • Non-metal
  • Metalloids
  • Periods
  • Groups
  • Horizontal
  • Vertical
  • Most reactive
  • Least reactive

Question 40

Question
Complete the table
Image:
2f0e5e18-955c-4cd2-8e8e-e49a022f5203 (image/jpeg)
Answer
  • Cl
  • Na
  • Mg
  • 17
  • 11
  • 12
  • 35
  • 23
  • 24
  • 17
  • 11
  • 12
  • 18
  • 12
  • 12
  • 17
  • 12
  • 12
  • 2
  • 2
  • 2
  • 8
  • 8
  • 8
  • 7
  • 1
  • 2

Question 41

Question
What is the atomic number of the Atom? [blank_start]3[blank_end] What is the mass number of the Atom? [blank_start]7[blank_end] What is the name of the element represented? [blank_start]Lithium[blank_end] What is the chemical symbol of the element? [blank_start]Li[blank_end]
Image:
34818544-7158-4ffc-b112-854a93d1da49 (image/jpeg)
Answer
  • 7
  • 3
  • Lithium
  • Li

Question 42

Question
the group with 7 valance electrons is halogens
Answer
  • True
  • False

Question 43

Question
Group 8 on the periodic table is alkali metals
Answer
  • True
  • False

Question 44

Question
Which not belong?
Answer
  • Vertical column
  • Group
  • Period
  • Valance electrons

Question 45

Question
Which does not belong
Answer
  • Group
  • Period
  • Seven
  • Horizontal rows

Question 46

Question
Which does not belong
Answer
  • Neon
  • Nitrogen
  • Helium
  • Argon

Question 47

Question
Which does not belong
Answer
  • Nonmetal
  • Oxygen
  • Gain electrons
  • Calcium

Question 48

Question
Which does not belong
Answer
  • Copper
  • Silver
  • Zinc
  • Gold

Question 49

Question
Which does not belong
Answer
  • Silver
  • Nickel
  • Cobalt
  • Iron

Question 50

Question
Electron name: [blank_start]helium[blank_end] Protons: [blank_start]2[blank_end] Electrons: [blank_start]2[blank_end] Neutrons: [blank_start]2[blank_end] Valence electrons: [blank_start]2[blank_end]
Image:
fca60761-1731-4cb6-aa69-204b433e454b (image/jpeg)
Answer
  • helium
  • 2
  • 2
  • 2
  • 2

Question 51

Question
Element name: [blank_start]neon[blank_end] Protons: [blank_start]10[blank_end] Electrons: [blank_start]10[blank_end] Neutrons: [blank_start]10[blank_end] Valence electrons: [blank_start]eight[blank_end]
Image:
e41150ed-5c57-436d-b20d-e56e7c74f98a (image/jpeg)
Answer
  • eight
  • neon
  • 10
  • 10
  • 10

Question 52

Question
Element name: [blank_start]fluoride[blank_end] Protons: [blank_start]nine[blank_end] Electrons: [blank_start]nine[blank_end] Neutrons: [blank_start]10[blank_end] Valence electrons: [blank_start]seven[blank_end]
Image:
8b5c359c-3c17-49fa-afe5-694d280fcfbe (image/jpeg)
Answer
  • fluoride
  • seven
  • nine
  • nine
  • 10

Question 53

Question
the subscript indicates the number of molecules
Answer
  • True
  • False

Question 54

Question
the coefficient indicates the number of molecules
Answer
  • True
  • False

Question 55

Question
How many of each atom are in theses formulas
Image:
54283311-8513-491d-8bff-609184f6d07e (image/jpeg)
Answer
  • Carbon
  • 6
  • Hydrogen
  • 12
  • Oxygen
  • 10
  • Hydrogen
  • 4
  • Oxygen
  • 7

Question 56

Question
How many of each Atoms are in the formulas
Image:
27bfd2f5-41c3-495d-ab9a-e31f2488f5d4 (image/jpeg)
Answer
  • Calcium
  • Hydrogen
  • Potassium
  • Oxygen
  • 1
  • 2
  • 1
  • 4
  • Magnesium
  • Oxygen
  • Hydrogen
  • 3
  • 3
  • 6

Question 57

Question
Is this balanced?
Image:
5537469d-3c51-4837-a72b-4a6d2c0d7978 (image/jpeg)
Answer
  • Yes
  • No carbon destroyed and oxygen created

Question 58

Question
1. Identify each substance by name 2. Determine if substance is an element or compound 3. Tell if substance is a symbol or formula 4. Decide if substance is an Atom or molecule
Image:
32140cfc-2b00-48e0-88ae-84c8096ca91c (image/jpeg)
Answer
  • Oxygen
  • Oxygen
  • Carbon dioxide
  • Ammonia
  • Chlorine
  • ✔️
  • ✖️
  • ✖️
  • ✖️
  • ✖️
  • ✖️
  • ✔️
  • ✔️
  • ✖️
  • ✖️
  • ✖️
  • O
  • ✖️
  • ✖️
  • ✖️
  • ✖️
  • ✖️
  • O2
  • CO2
  • NH3
  • Cl2
  • ✔️
  • ✖️
  • ✖️
  • ✖️
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