WorksheetsTMSCA #6
Total questions: 50
Worksheet time: 2hrs 40mins
What list correctly shows the six most common elements found in living things?
Carbon, Silicon, Copper, Zinc, Iron, Hydrogen
Carbon, Hydrogen, Oxygen, Phosphorus, Nitrogen, Sulfur
Carbon, Helium, Osmium, Potassium, Nickel, Silicon
Carbon, Sulfur, Nitrogen, Oxygen, Potassium, Hydrogen
Between the A ring and B ring of Saturn, there is a large dark gap. This was named after which French astronomer?
Domenico Cassini
Edmund Halley
Ole Romer
Edwin Hubble
A streamline symmetrical hill composed of glacial till is called a what?
col
caprock
conduit
drumlin
The tendency of something to stay in motion or stay at rest is called what?
balance
momentum
forces
inertia
A large gray cat was resting on a cat tower's top shelf. The cat is in a state of equilibrium. The force applied by gravity on the cat on the shelf and the force applied by the shelf to the cat are what?
The forces are the same, and are also in the same direction.
The forces are the same, but in opposite directions.
The force that gravity applies to the cat on the shelf is slightly more than the force of the shelf to the cat.
The force that the shelf applies to the cat is more than the force of gravity on the cat.
Milkweed leaves have a toxin that can be poisonous to many animals. What type of toxin is in milkweed?
cardenolides
arsenic
amygdalin
cyanide
Which of the following scientists made a major contribution in the field of chemisty?
Domenico Cassini
Edwin Hubble
Ptolemy
Ernest Rutherford
Which of the following is found in a plant cell, but not in an animal cell?
cell membrane
cell wall
mitochondrion
cytoplasm
When a scientist gathers data during research through observation and experimentation this is called what?
variance data
covariate
empirical data
theoretical curves
Some naturally occurring "carbon sinks" include all of the following except what?
ocean
plants
soil
power plant
What is the SI unit to measure power?
ampere
watt
hertz
Newton
Which example shoes the arrangement of a first-class lever?
Example A
Example B
Example C
none of these
During a lab activity, the following measurements were recorded. What do these measurements show?
Measurement 1 is precise.
Measurement 4 is accurate, but not precise
Measurement 3 precise, but not accurate
Measurement 2 is both precise and accurate
What is the difference between "local extinction" and "extirpation?"
They mean the same thing
Local extinction means only temporary loss of a species
Extirpation means a permanent loss of a species.
They have opposite meanings.
Some areas of Texas have dry climates and get little rainfall or have precipitation only at certain times of the year. In these areas, there are streams that flow less than 30 days a year. These streams are called what?
Perennial streams
Ephemeral streams
Intermittent streams
Creeks
This model shows a glucose molecule. Which below is the chemical name for glucose?
C4H8O4
C12H6O6
C6H6O12
C6H12O6
The reaction of sodium and chlorine to form sodium chloride is what type of chemical reaction?
combustion
combination
neutralization
displacement
Which of these is the best definition for an earthquake?
a crack in the Earth's surface
a push of the tectonic plate into another plate
a vibration of Earth produced by the rapid release of evergy
shaking of the Earth when gravity pulls on rock
The longest time unit on the geologic scale is called what?
era
period
eon
epoch
A structural formula that shows all the atoms and valence electrons in a molecule is called what?
octet rule
ketone
redox
Lewis structure
Devil's Tower, our nation's first national monument, is an interesting geologic structure formed by what?
sedimentary layers and scree
volcano
magma from an igneous intrusion that cooled slowly and then eroded
mashed potatoes
A student in chemistry class was measuring the length of several samples. One sample was measured at 4,000 mm. The student realized that the unit needed to be in kilometers for the calculations to be completed. What would this sample be in kilometers?
400 km
4 km
0.04 km
0.004 km
Which two science areas of study would be most important to a paleontologist?
physics and bilogoy
chemistry and physics
geology and chemistry
biology and geology
Which of the following is a balanced chemical equation?
H2 + CI2 ----> 4HCI
N2 + 3H2 ----> 3NH3
2C2H6 + 7O2 ----> 4CO2 + 6H2O
N2 + 3H2 ----> 2NH2
When discussing ecological succession, is it possible for a grassland to be considered a "climax community?"
No, because there are no tall trees or forests.
No, because grass is never the final step in ecological succession.
Yes, because the climate may not allow for further succession; the ecosystem is stable.
Yes, because primary and secondary succession have both taken place.
Which of the following statements about wind is correct?
Wind moves from areas of high pressure to areas of low pressure
Wind is named from the direction it blows from, not to.
Wind is caused by the uneven heating of the Earth's surface by the sun.
All of the above
Cartilage is made up of cells called what?
chondrocytes
hemocytes
erythrocytes
neutrophils
Which of the following facts about gluten is not a proven fact?
gluten is a protein
gluten is found in wheat, barley, and rye
gluten-free diet helps you lose weight
gluten helps bread expand when the dough is rising
Jason needed to know the density of the cube of metal he was using for an experiment. The cube was 5 cm long. When he found the cube's mass, it measured 450 grams. Does he have enough information to find the cube's density?
Yes, the density of the cube is 18 g/cm3
Yes, the density of the cube is 3.6 g/cm3
No, you need to know the volume
No, you need to know the width and height of the cube.
On the pH scale, a solution with the measure of 3 is how many times less acidic than one with a pH of 4?
10
100
1000
10000
What is the best method to identify which mineral is calcite and which is feldspar?
Color is always a good way to tell minerals apart.
Check to see if they can be picked up by a magnet.
Put a few drops of vinegar on each. The calcite will bubble, and feldspar will not.
Check to see which one will sink in water.
How many neutrons would a neutral atom of Iron have?
26
56
30
82
What is specific gravity of a liquid or solid?
The ratio of an object's density compared to the density of an equal volume of water.
The ratio of an object's density compared to the object's volume.
The ratio of an object's mass compared to twice its volume in water.
The ratio of an object's volume compared to the mass of the same object.
Changes in normal surface temperatures of the ocean can impact global weather and climate. Two important terms describing temperature changes in the equatorial Pacific are El Nino and La Nina. Which statement below describes these phases?
El Nino is the warm phase and La Nina is the cold phase
El Nino is the cold phase and La Nina is the warm phase.
El Nino is the dry phase and La Nina is the wet phase
El Nino is the wet phase and La Nina is the dry phase.
The prefix "amyl" means what?
happy
emotion
starch
food
The parts of cells can be compared to a classroom. If the teacher provides instructions for the classroom, then what part of the cell would be considered the teacher?
cytoplasm
endoplasmic reticulum
nucleus
lysosomes
About how long did it take the astronauts to reach the moon?
9 months
1 year
3 days
37 hours
What does the prefix "brachy" mean when added to a root word?
tall
tube
right
short
Who was the third astronaut on Apollo 11 who stayed in the spacecraft and did not walk on the moon?
Buzz Aldrin
Jim Lovell
Neil Armstrong
Michael Collins
Which of the following statements about Earthquake Primary waves is not true?
Primary waves are the fastest of the seismic waves.
Primary waves or "P" waves are also called compressional waves.
Primary waves can only move through solids.
Primary waves move as transverse waves.
What was created to help chemists connect the large-scale world with the particulate world of atoms, molecules, and ions?
the mole unit
chemical recipes
balanced equations
none of these
The inner core of the Earth is believed to be made of what?
molten rock
solid iron and nickel
silica
liquid iron
When a satellite orbits a planet in an elliptical orbit, the closest approach to the planet is called the ______ and the farthest point of the satellite orbit is called the ______.
apogee, perigee
parallax, azimuth
azimuth, parallax
perigee, apogee
Which statement about oxygen is not true?
Air has more oxygen that water at the same temperature.
Oxygen is the 8th element on the Periodic Table
Oxygen has an atomic mass of about 8.
Oxygen makes up 21% of Earth's atmosphere.
What moon of Jupiter has been considered to be able to support life because of the ocean of water believed to be under the frozen surface?
Io
Ganymede
Titan
Europa
What is the approximate atomic mass for Gold?
79
69
47
197
The "building blocks" of protein are what?
amino acids
enzymes
isotopes
polymers
A measure of 4 mechanical horsepower would equal how many watts?
1, 492 W
3,000 W
746 W
2,984 W
Which of the following is the best definition for biofuels?
energy given off by living things
energy sources derived from carbon stored in living organisms
energy found stored in bonds of special chemicals
nonrenewable sources obtained from plants
If potassium chloride is mixed with a solution of silver nitrate, a white insoluble solid material is formed. This would be an example of what type of chemical reaction?
combustion
neutralization
displacement
precipitation
