TEAS Science V3
Quiz by Darwin
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- Q 1/50Score 0
A group of students perform an experiment to test terminal velocity, which is the greatest speed obtained by a falling object. The students dropped different numbers of coffee filters and measured the resulting terminal velocity. Which of the following conclusions is supported by the data in the following data table?
29Terminal velocity is when the force of gravity is equal to air resistance
The greater the number of filters, the smaller the terminal velocity
Heavier objects fall faster than lighter objects
Heavier Objects take more time to reach terminal velocity
- Q1
A group of students perform an experiment to test terminal velocity, which is the greatest speed obtained by a falling object. The students dropped different numbers of coffee filters and measured the resulting terminal velocity. Which of the following conclusions is supported by the data in the following data table?
Terminal velocity is when the force of gravity is equal to air resistance
The greater the number of filters, the smaller the terminal velocity
Heavier objects fall faster than lighter objects
Heavier Objects take more time to reach terminal velocity
60s - Q2
Which of the following ions binds to the troponin complex, initiating contraction of a muscle?
Potassium
Sodium
Phosphorus
Calcium
60s - Q3
Parasitic worm infestation is hypothesized to be damaging to the host. However, scientists have recently discovered the worm infestation can relieve the effects of certain autoimmune disorders. In which of the following ways should the hypothesis be modified, given the new findings?
Lack of worm infestations is the cause of some autoimmune disorders.
Worm infestation reduces the severity of certain autoimmune disorders.
Worm infestation exacerbate the body's immune reactions.
Worm infestation prevents the body from immune malfunction.
60s - Q4
A patient goes to the doctor with a cold and sore throat and asks for antibiotics. The doctor refuses to prescribe antibiotics to the patient because the illness is caused by which of the following pathogens?
Viruses
Bacteria
Protist
Virus
60s - Q5
For which of the following reasons does a chloride ion have a negative charges?
It gained an electron
it lost an electron
it lost a proton
it gained a proton
60s - Q6
To accurately measure the density of a series of small irregular solids made of plastic, wood, fiberglass, and glass. A small student will need which of the following laboratory tools?
Graduates cylinder, water, weighing balance
Weighing balance, Bunsen burner, metric ruler
Graduated cylinder, spectrophotometer, water
Graduated beaker, metric ruler, water
60s - Q7
An organism with an unknown genotype is crossed with another organism that shows the recessive trait (aa). The Punnett square above shows the results. Which of the following is the unknown genotype?
aa
Aa
aA
AA
60s - Q8
A triple point of substances is the temperature and pressure at which the substances exists at which of the following?
Simultaneously in sol, gel, and plasma phases
As a sol with gas and solid trapped in liquid
Simultaneously in solid, liquid, and gas phases
As gel with solid and liquid trapped in gas
60s - Q9
Which of the following functions does the myelin sheath perform for a nerve cell?
Regeneration
Nutrition
insulation
sensory perception
60s - Q10
Which of the following is component of integumentary system that secretes pheromones?
Fossa ovalis
seminiferous tubule
Dermal papilla
apocrine
60s - Q11
Which of the following classes of biological molecules include enzymes?
Carbohydrates
Lipids
Proteins
Vitamins
60s - Q12
Which of the following structures is an exocrine gland?
pineal gland
parathyroid gland
parotid gland
pituitary gland
60s - Q13
Emphysema caused by damaged to alveoli from toxins and pollutants is likely to result in the body have difficulty performing which of the following actions?
Exchanging oxygen and carbon dioxide
Producing enzymes
Releasing histamine and acetylcholine
absorbing Food
60s - Q14
Which of the following regions of the body are the tibia and fibula?
tarsal
coxal
crural
antecubital
60s - Q15
The mitochondrial inner membrane carries out the same function in cellular respiration as the membrane of chloroplasts in photosynthesis. Which completes the sentences above?
tonoplast
thylakoid
nuclear
epithelial
60s