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WorksheetsSet 2 Math & Science
Total questions: 95
Worksheet time: 48mins
Which part of the water cycle goes with the cloud without the rainfall? (full clouds) What part of the water cycle does X represent?
evaporation
percipitation
condensation
collection
Gravity and direction of rainfall. Rain does not fall exactly straight down. The wind blows it at an angle. On the test, the picture shows arrows.
straight across
straight down
Slight right direction
all over
What makes grass green or give it a green color?
Photosynthesis
chlorophyll
Pigment
Chloroplast
Why is it colder in the central valley in the winter than on the coast in CA?
Mountain ranges
South and north
Winds
It’s warmer at the central coast, ocean stores heat in the summer and releases it in the winter
Why does the ocean not freeze as fast as a lake?
Sea/salt water freezes at a lower level temperature with ice crystals in the fresh water
Salty water is less dense
Fresh water freezes at a lower temperature with ice crystals in salt water
What would happen if a plant was watered with ocean or salt water?
grow at a slower rate
If a plant is watered with saltwater it will wilt, if too much water is lost during osmosis the plant will die
If too much water is given during osmosis the plant will die
What are the folds of the long digestive system for?
To increase surface area over which the nutrients can be absorbed
Nutrients can be absorbed
Mutations
Genetic mutations-variety
Variety in genetic mutations
Compared to the waters of the continental shelf, the surface waters of the open ocean are generally much less productive in because they?
Lack nutrients derived from the land or ocean sediment on the seabed
There is plenty of nutrients to go around
The best example of Physical Weathering? Keywords: Frost and Granite
The sentence may have Ice Crystals
Limestone and water
Rust
Frost in granite or rock
Function of a cell. A question about what is produced in the nucleus
RNA molecules are synthesized from DNA template
To protect the nucleus
Photosynthesis question about what does X represent. What is the best example of photosynthesis.
plants take in...
Carbon dioxide and water to create glucose and oxygen
Takes in oxygen and gives out carbon dioxide
Question about a little boy making a model of an atom, what would be the most accurate?
having the protons and neutrons in the nucleus
protons and neutrons in the nucleus
In the Northern Hemisphere, on a day in the winter solstice, which place experiences the longest amount of sunlight
San Francisco, CA
Barrow, Alaska
Quito, Ecuador
Ross Ice Shelf, Antarctica
Members of what group act as Decomposers?
ferns
fungi
moss
algae
What would a cell look like if it’s a muscle cell?
tree like branch?(cardiac)
Long and tubular(skeletal)
Which of the following is indicated by the size of the minerals in an igneous rock sample?
How long the rock took to cool as it formed
The rock structure
Which of the following changes is an example of natural selection
The percent of beetles that are genetically darker in color increases in populations that expand from prairie into forest
Birds migrating south in the winter
Which of the activities take place in the nucleus of a cell?
RNA molecules are synthesized from DNA template
It produces proteins
Terrestrial planets and how carbon dioxide helps plants roots, stems, etc
Nutrients from water
Electromagnetic waves from the sun
What does the galaxy spiral and milky way have in common?
made of dust particles and gas
dust particles and gas
Ice ball orbiting could be considered?
comet
asteroid
star
Rainbow colors and how we can see the patterns
wavelengths
colors
what makes the Milky Way and other spiral planters different from others?
Arm extensions with new stars
meteors
Comets
a chart compound and elements.They were ammonia helium rust water what line was lined up correctly with its element
Table salt which is also sodium chloride, a compound of sodium and chlorine NaCl
table salt
Crows eat corn, eggs from other birds, nuts etc. what does this say about the ecological system?
Birds are more predictory to other animals than their own species
They can perform at different trophic levels
A new technology could track the air pressure of a certain area which could help predict which of the following?
Earthquake
Type of precipitation of mountain areas.
Severe weather conditions
Man leaves work and walks to a sandwich shop. He talks with the employee and then walks back to a park bench by his work. Man sits on the park bench to eat his lunch and heads back to work. What graph best reflects his action? (displacement vs. time)
What is the transformation of L when Rotated?(something like that but look for an L shape on a graph)
Rotated over y-axis
Rotated over x-axis
1 million students: 2% of them are gifted, 80% of them received their bachelor’s degree and 80% of them receive their masters. What is the percent of gifted students receiving their Masters?
12,800
880
2900
A table with 6 chairs, and they ask what the formula would look like if they kept adding more tables
C = 4t + 2
4t=c+5
There was a question that had a set of data, for example 33, 36, 37, 39, 40, 45, 48, 49 and it said if # 45 is replaced with number 55 which would not change:
The standard deviation
The mean
The median
The range
Troy pound as 12 Oz. And 470 grains. Customary pound is 16 oz, as 437.5 grains. How does it compare to customary pounds?
1240 ounces
1240 grains
I drew up a rough image of the question, but they ask, “Find the mean” so learn how to do the mean when using a bar graph (ADD all the numbers and divide by how many products) Graph is of people going to the movies in a 4 day period
55
23
51
There are 4 marks between 0,1, 2, and 3. The trick is for you to add an extra tick mark between every black line and then find the medium.
1 5/8 = 13/8 = 1.62 or square root of 8
19/8
Graph Y=9-x^2
Point A = (-3, 0) Point B = (0, 3)
(5,9) and (5,9)
Book cover problem. find the area of a book cover and the shape is an irregular shape
Area(triangle) = BxH/2
Area of (rectangle) = LxW
(13x7) + (1.5x4) + (5x4)/2 = 111cm^2
111cm^2
153cm^5
Question about two sets of parallel lines asking what the measure is for angle 7
118
112
111
Spinner questions guessing when the 3 will land
1/4
1/3
2/5
You will get 2 pie charts asking for travel expenses percentage. Second pie chart will show total office expenses. Parking question was something like you have $6000 total and it shows pie graphs on how your money is spent, travel expenses are 30% of 6,000=1800. Then parking is like 10% so you need to find whats .10 of 180.
$180
$220
$110
Put in order:
X: 2% of 8 = .16
Y: √2/5 = .63
Z: 3/7 divided by 5/2 = .17
X < Z < Y
Y < X < Z
X(X+5)
This equation would solve the area of a rectangle with one side longer by 5X(X+5) or Y(Y+5) if it ask for longer or more X(X-5) or Y(Y-5) if it ask for shorter or less
The equation will not solve a problem
f(x)= x(x+5) which one of these would represent this function?
The side of a rectangle is five more than the base
The side of a rectangle is less than the base
The side of the rectangle is the same as the base
Probability: the ratio of pulling a king or queen when one king of the 52 card deck has been remove
7/51 pulling a king or queen 13%
pulling a queen 29% and a king 15%
ratio of not pulling a king or queen when one king of the 52 card deck has been removed
44/51 or 86%
51/51- 7/51 = 44/51 or 86%
19/20 or 95%
the odds of pulling a spade out of a 52 deck of cards
Notes: 13 spades
13/52 or 25%
15%
11%
what’s the probability of pulling a spade twice in a row
(13/52 ) x (12/51)
12/29
2/12
the greatest Common factor i it was something like this a exponents 2 plus b exponent 2 c .. etc what is the greatest common factor
ABC
A exponent 2 bc
B^2c
If a and b are different numbers from the set (3,4,5,6,7). what is the smallest positive number that 1-(a/b) could be. Round up to the nearest hundredth.
Note: (plug in 7 for “a” and 6 for “b” and it will come out to 1.17 when rounded to the nearest hundredth and plug it into the equation which is 1-(a/b).
.17
0.17
0.19
.95
What has most ocean life?
euphotic or sunlit zone
the bottom of the ocean
Pacific ocean
The North Star (Polaris) is the brightest star. Does it stay in the same spot every day?
not brightest, but stays in the same spot
It is the brightest rotates with the Earth
Mitochondria-ATP energy factories of the cells
Photosynthesis
Chloroplasts
Glucose
Renewable energy, which starts as kinetic energy then goes to electric energy? Movement related.
Ocean waves
Hybrid energy
Windmill
Which of the following is the most acidic?
Bleach
Lemonade (pH level of 2.3) was not a choice.
Vinegar 3 & 4
What is inside the nucleus?
electrons
protons and neutrons
brain cells
How is the surface of the ocean different from the bottom?
There is more oxygen in the depths of the ocean
Most biological production (algae and birds, has more oxygen on top).
Which of the following statements about the requirements of all living things is true?
All living things need liquid water to distribute nutrients and waste within cells and throughout the body.
Some living things don't need liquid water
Nutrients are not important to living things.
Earthquakes are common in areas...
with high population
Near boundaries where tectonic plates slowly collide
Near hot springs
During the N. Hemisphere winter, the sun's path across the sky is shorter and closer to the horizon than it is during summer. This seasonal change in the sun's path is caused by?
The solar eclipse
The lunar eclipse
Earth's revolution
The tilt of the Earth's rotational axis compared o it's orbital plane
N temperature region in which marine environment temperature exhibits the highest levels of biological productivity?
Deep ocean floors
Sandy beaches of the Cayman Islands
Surface water of the open ocean
Estuaries
Which of the following property of water(H2O) is different from other substances?
The freezing point of water is lower than other substances
The solid form of water is less dense than the liquid form
The boiling point of water is lower than that of other substances
In lab handling, which substance creates most safety concerns?
Inert gas
Helium
Salt Sodium chloride citric acid
Volatile solvent acetone
Periodic table - identify noble gas as a separate group with distance properties of noble gas
Have similar atom weight
Have same number of electrons
chemical is reactive
Tell the differences. A nutcracker is a ?
screw
pulley
lever
incline plane
Why is iridium so rare on Earth? Why is iridium only found in the layer of the earth that dates back to when the dinosaurs went extinct? Keyword: meteors
The dinosaurs made iridium
Earth has been impacted several times by meteorites
Which light emits heat and light?
fluorescent
neon lights
Incandescent
diode
Neap tides
Occur once a week
Twice a year
occur twice a month when the moon and sun are right angles to the Earth
What is the problem with deforestation?
There is plenty of nutrients left in the soil
Erosion and loss of nutrients is a problem for deforestation
What is missing in the life cycle of a butterfly? *A picture of a butterfly*
eggs
lavae
chrysalis (pupa)
What is a good conductor of electricity?
water
copper
soil
plastic
What can new technology with weather predict?
It can predict the best time to go on vacation
It can predict weather storms and severe weather conditions
It can predict the safety of the COVID-19 vaccine
Something about two flasks
Thermal conductivity
heat conductivity
densities
no conductivity
How is wind formed?
Uneven heating of the Earth's surface by the sun
By cooking Brussel sprouts
Flying a kite
The crate has dimensions of 8x6x6 (base x width x height) = 288 cubic feet. The boxes are in inches. convert to feet. 288 is divided by 2
121
144
288
552
How many calories can burn in one hour?
580 calories an hour
300 calories an hour
0 calories an hour
There are 1200 students at ABC high school 56% of the students are either in 9th or 10th grade of the remaining 1/3 are in the 11th grade. How many are in the 12th grade?
352 according to how the question is worded
982
100
What is the size of a $20 bill, & how long would it be in meters if you had $1000 dollars in 20's?
7.79
10.1
5
25
What is the probability of one of the coins landing at least 1 head? A coin is flipped 3 times.
1/3
7/8
1/10
What is the probability of getting 2 heads and 2 tails?
3/4 simplified from 6/8
2/5
1/7
A calculator shows 4.21e-18. What does this represent? It's a scientific notation.
4.21x10 -18
421+10=18
Find the missing angles of a diagram. Question about two sets of parallel lines.
Answer is 118 degrees
220 degrees
45 degrees
What point could be on this line? They give an image and a line going through it. The line goes uphill, so it is positive. If it goes down left to right, it is negative.
(4,9)
(-4, -9)
You will see an image of a trapezoid. The question wants you to find the area of only the triangle (1/2 b x h)
4. If it asks for the entire figure it's 24
244
142
Money is spent: Travel expenses are 30% of 6,000 = 1800, Parking is like 10%, so you need to find what's 10% of 1800
$180
$5000
$220
Find the perimeter of one circle. Perimeter of a triangle is 60 cm ( only measurement given).
288.9
62.8
59.9
Question about insulation needed to go around an object. It is 1/2 thick. If it's $3.60, how much will it cost?
$3.60
$6,000
Question about figuring out those who drank 3-5 sodas a week and then apply that percentage to the total?
9,800 (448 was used, not 480)
678
Asked about the area of a weird shaped image
18 CM^2
25
18
0.0a49ba. Round to the nearest ten thousand
0.0a49ba
0.0a50
159000
What are mutations?
They are constantly changing
They are beneficial to survive
Variation in population
Photosynthesis question- what does X represents?
Carbon Dioxide and water create glucose
Carbon dioxide is in the answer.
During the Loma Prieta Earthquake of 1989, homes located near the San Francisco Bay generally sustained worse damage than similar homes further from the bay. The severity of the damage sustained by homes nearest to the bay is most likely due to
Being too close to the ocean
The Existence of sediments and fill near the shoreline
El Nino's effects on seagulls/fish/fisheries
No phytoplankton - it disrupts the whole food chain (warms the water)
Flooding
Earthquakes
In the study of evolution, which of the following statements would most accurately assess the significance of the bone shown? (Human & whale) cats & bats
They are all different
The structures being compared share a similar evolution: Same ancestry
The ancestry does not matter
In the study of evolution, which of the following statements would most accurately assess the significance of the bone shown? (Human & whale) cats & bats
They are all different
The structures being compared share a similar evolution: Same ancestry
The ancestry does not matter
