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Science
Page 9
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Explain water potential and how it affects osmosis?
1 answer
asked by
Amy
407 views
Difference between prokaryotes and eukaryotes
6 answers
asked by
Amy
707 views
Scientific _____ involves knowledge and understanding necessary for evaluating information, making personal decisions, and
7 answers
asked by
Rachel
1,157 views
A cytoarchitectonic map is
a. a representation of the ways that cortical areas are connected to each other b. a map of regional
2 answers
asked by
Mwat
651 views
Which of the following is true regarding the organization of laminar structure in cortex?
a)The output layers project only to
1 answer
asked by
Mwat
462 views
If an animal is an ectotherm, it has
1.a skeleton on the outside of its body. 2.a skeleton on the inside of its body. 3.a body
13 answers
asked by
Annie:~)
3,004 views
2. Suppose that you swat at a bee, and it stings you. Jerking your hand away from the bee is a
1.motor neuron 2.reflex****
9 answers
asked by
Annie:~)
2,297 views
What is the function of a cell wall?
1.to protect and sopport the cell****** 2.To perform different functions I’m each cell
5 answers
asked by
Annie:~)
738 views
Economic importance of noctiluca
2 answers
asked by
Navya sharma
776 views
Two identical copper spheres are separated by 1 meter in vacuum . How many electrons would have to be removed from one sphere
1 answer
asked by
Anonymous
408 views
A drop of oil of volume 10^10m spread out on water to make a circular film of radius 10^1m. What is the thickness of the film
11 answers
asked by
Ali
4,052 views
i need help i need to find 3 ways to conserve fish
4 answers
asked by
Chris
391 views
How should I prepare for a field study and what should I do if there's an accident?
5 answers
asked by
Jojo
803 views
A ball of mass 1kg is dropped from a height of 7m and rebounds to a height of 4.5m. Calculate:
(I) its KE just before impact (II)
4 answers
asked by
UEW
1,109 views
A project demand for electricity is 25,000MW in a year. Estimate the following: The electricity is produced by a big
2 answers
asked by
UEW
622 views
State four of the transformation of energy which occurs at a power station which uses coal as its fuel. Account for the energy
1 answer
asked by
UEW
444 views
A fossil fuel electric-power plant consumes 9800 Btu to produce 1kWh of electrical energy. Calculate the conversion efficiency
1 answer
asked by
UEW
484 views
(A)Briefly described how a solar dryer is used.
(B) "The sim is considered as the ultimate source of almost all the world's
1 answer
asked by
Franklin
367 views
(I) Explain the term energy transformation.
(II) Describe the energy transformation occurring in a swinging simple pendulum.
3 answers
asked by
Moyin
606 views
1. State theee factors that must be considered in any practical application of renewable energy.
2. Distinguish between a
1 answer
asked by
Maxxy
458 views
How would playing a game of soccer, baseball, or basketball be different if inertia didn’t exist?
Can someone explain it to me
2 answers
asked by
Madison/kayla
584 views
An athlete throws a javlin with velocity of 20m/s at angle of 15 degree with the horizontal . How far the javlin would hit the
3 answers
asked by
Armaan sijui
547 views
A fossil fuel electric-power plant consumes 9800 Btu to produce 1kWh of electrical energy. Calculate the conversion efficiency
1 answer
asked by
Princewill
485 views
1. The Hertzsprung-Russell diagram below shows how the brightness, surface temperature, and color of stars are related.stars
9 answers
asked by
Anonymous
2,229 views
Which of following is not an igneous rock.
Pumice Obsidion Or limestone
7 answers
asked by
Riley
507 views
How many ml of .150 M Na2CrO4 will be required to oxidise 40 ml of .05M Na2S2O3
3 answers
asked by
Kirti
932 views
1. The Hertzsprung-Russell diagram below shows how the brightness, surface temperature, and color of stars are related.stars
4 answers
asked by
No pandas are
2,216 views
If the car travel 100 meters once around the racetrack what is it's displacement?????what is the answer??????
2 answers
asked by
Irish Nicole
608 views
Which statement explains why more light-colored fish were found after the water became clearer?
A. The dark-colored fish began
4 answers
asked by
Idek
707 views
Still very confused
5. Darth Vader unleashed the power of the DARK SIDE (1225 watts) on the unsuspecting Jedi.If he did 727
3 answers
asked by
Essence Forbes
556 views
Why does 1 hour and 15 minute is 1.25
1 answer
asked by
Ssssssssssss
361 views
Granite lasts a long time when it is used for building areas where
a. Repeated freezing and thawing is common b. The climate is
10 answers
asked by
lemonjello
2,673 views
What would happen to an object if the force of gravity on earth was decreased by half
A. It’s mass would decrease B. It’s
61 answers
asked by
A person
17,758 views
2C2H2+3O2—4CO+2H2O+Heat rasaynik abhikriya Kay aahe
1 answer
asked by
Raj patil
362 views
2C2H2+3O2—4CO+2H2O+Heat rasaynik abhikriya Kay aahe
2 answers
asked by
Dilip isure
506 views
A boat is floating on top of the water in there arrows pointing down bouncing off of the boat on the ocean floor and arrows are
4 answers
asked by
ChanAdler bong
549 views
How would you prepare pure dry crystals of potassium trioxonitrate (v)
4 answers
asked by
Ebube
1,350 views
The potential energy of a system of two particles is given by u(x)=a/x2-b/x. Find minimum potential energy of the system, where
4 answers
asked by
Afeera Ashfaq
3,974 views
NEED HELP STAT!!!!!
1.The neurons that transmit the signal to your foot to kick a soccer ball are called? A.Reflexes B.Motor
2 answers
asked by
Gracie
623 views
1.If an animal is an ectotherm, It has?
A. A skeleton on the outside of its body B. A skeleton on the inside of its body C. A
54 answers
asked by
Grace
10,053 views
Describe the two most important events in the history of animal life that occurred at the beginning and at the end of the
5 answers
asked by
Šimon Ziya Paterson
1,400 views
Provide a brief summary of your selected animal (which is cockroaches), and describe why it is not extinct.
I'll put the article
1 answer
asked by
MurmerFlax
61 views
Bacteria, such as E coli are simple, single-celled (unicellular) organisms. Elodea, also known as water weed, is a plant that is
2 answers
asked by
davonte
588 views
An object with a mass of 4.5 kg is accelerating at a rate of 2m/s². What is the effect of doubling the force (on the same
2 answers
asked by
M
542 views
Explain the reaction (iron sulpide) using the Big Idea of Energy?
3 answers
asked by
Nick
658 views
Which of the following best describes the velocity of an object?
5 m east 28 m/s 5m/s2 35 m/s east****
4 answers
asked by
M
1,783 views
thermal energy is cause by the motion of ?
10 answers
asked by
KAITLYN
1,853 views
How are fossil fuels formed
2 answers
asked by
Anonymous
696 views
Which of the following quicjly changes the land when gravety pullsloose rocks and soil down the side of a hill
1 answer
asked by
Wooldrdidge
295 views
Which of these is lesser likely to influence temperature?
A: latitude of the area B: population of the area C: proximity to the
6 answers
asked by
Aye
2,078 views
How is constructivism different from the scientific approach to research
1 answer
asked by
Kierra Merton
444 views
So I’m awful at summarizing and I came up with the really long answer and I know I need it shorter because it’s definitely
2 answers
asked by
Oof help
647 views
Leroy, who has a mass of 100 kg, is skateboarding at 9.0 m/s when he smacks into a brick wall and comes to a dead stop in 0.2 s.
2 answers
asked by
Anonymous
1,116 views
The diver has the least gravitational potential energy at position
A-1 B-2 C-3 D-4
83 answers
asked by
Anonymous
17,109 views
CASE STUDY HYPOTHESES:
Circumstantial evidence is adequate or inadequate demonstrate racial profiling. Questions: Anecdotal
1 answer
asked by
Tupac
389 views
What it the answer to this
Two nonmetal from group 16 are likely to form what
1 answer
asked by
Landon
451 views
7. The rate at which velocity changes is?
A. Acceleration B. Direction C. Speeds D. Velocity 8. Which is the example of velocity?
6 answers
asked by
Bella
1,314 views
How do external factors (such as stirring or shaking) determine whether a mixture will become a mechanical mixture or a
1 answer
asked by
Bill
465 views
1) What unit is speed measured in?
2) Why is it important to include units when describing motion? I've read this entire lesson.
2 answers
asked by
Jack
501 views
Is the Yacca Mountain facility currently in use? Why or why not?
1 answer
asked by
Niki
331 views
a machine must be driven at 100 r/s from a belt pulley of 600 mm diameter revolving at 72 r/s . the maximum tensile force on the
1 answer
asked by
Viasen
366 views
a machine must be driven at 100 r/s from a belt pulley of 600 mm diameter revolving at 72 r/s . the maximum tensile force on the
1 answer
asked by
Viasen
434 views
A simple of oxygen gas at room temperature and 1.03atm occupies a volume of 22dm³. Find the volume of the oxygen gas at STP?
2 answers
asked by
Exzive nanzii
511 views
6.A scientist is studying a plant species in which the flower color genes are codiminant. The scientist crosses a plant with red
2 answers
asked by
Idontknow
876 views
A uniform half metre rule is balanced horizontally across a knife edge placed 20cm from A. A mass of 22.5g is hung from end A.
1.
5 answers
asked by
Maybin
3,839 views
0.005 mol of non-electrolyte was dissolved in 50g of benzene. Calculate depression of a freezing point of this solution
1 answer
asked by
Ankur
387 views
What is a transport system in plants
1 answer
asked by
Noor
415 views
HCl with Cu ,net ionic equation
2 answers
asked by
Tivani
534 views
What happens at the root tip?
3 answers
asked by
Noor
280 views
Why the base of the spark plug of petrol engine is made of ceramics,give scientific reason??
3 answers
asked by
Ena
425 views
Which is the harmful green house gas?Carbon monoxide or Carbon dioxide
1 answer
asked by
Ena
395 views
Which is the earliest form of human fossil?
A.neanderthel man B. habilies C.dryopithecus
1 answer
asked by
Rr
415 views
Silicon is widely than germanium.why? Give scientific reason
4 answers
asked by
Rr
452 views
What are the steps of evolution of star and sun like star? What's difference
2 answers
asked by
Rr
549 views
Al2O3 + 2NaOH = 2NaAlO2 +H2O
What is the conclusion that you take about nature of aluminum oxide with help of equation.Give
4 answers
asked by
Sam
601 views
The molecular formula of first member of a certain group of organic compounds is CH2O(HCHO).Determine the name & molecular
4 answers
asked by
Sam
684 views
what force makes it less likely for a person to fall while wearing tennis shoes versus a person wearing flip flops on a rainy
4 answers
asked by
Anonymous
574 views
gradually taking over farmland over a long period of time is known as commodities
True or false?
3 answers
asked by
I need helppppp
516 views
what is the ph range of red cabbage
1 answer
asked by
T
341 views
Two equal and oppisitely directed forces acting on an object will be in equilibrium .
(a)only if they act on the same point on he
2 answers
asked by
Aisha
978 views
In watermelons, the alleles for green colored fruit (R) seeded fruit (D) yellow blossoms (B) and early blooming (E) are dominant
2 answers
asked by
Binara
606 views
In a pond a fish at rest sees a bird diving vertically towards water at the rate of 3m/s vertically above the fish If the
3 answers
asked by
Hema
1,130 views
A tire 0.500m in radius rotates at a constant rate of 200rev/min. Find the speed and acceleration of a small stone lodged in the
3 answers
asked by
sivuyile
638 views
15ml of 0.309M Na2SO4 and 35.6ml of 0.200M KCL are mixed determine the following concentration (Na+),(SO4-2),(CL-1)
1 answer
asked by
M
656 views
Fresh water. My techer marked it as correct
1 answer
asked by
Anonymous
325 views
I need help researching this hypothesis:
"A candle will burn slower in cooler environments." I need to research two topics and
2 answers
asked by
anonymous
672 views
Please help! Did the other 13 myself, but now having a hard time with this one.
Describe some of the problems faced by benthic
1 answer
asked by
bluah. PLEASE HELP ME!
381 views
Calculate the weight of 6.022*10^23 molecules of caco3.
2 answers
asked by
Ajay marandi
475 views
What're some examples of wind energy?
1 answer
asked by
I need helppppp
352 views
When a wire of 5m and radius 0.5mm is stretched by a load of 49N, the Elongation produced in the wire is 0.1cm.find the energy
1 answer
asked by
Science
456 views
Doesn't a diploid cell has 46 chromatids and duplicate in to 92 chromotids?
why do people say 46 chromosomes in a deploid cell?
2 answers
asked by
Science
694 views
A proton accelerates from rest to 3.00x10^6m/s in 1.00x10^-6s in a uniform electric field E. What is the magnitude of the
2 answers
asked by
Robert
943 views
What do I mix to make a skin bomb?
1 answer
asked by
Elle
436 views
A particle completes 4 revolution per second on a circular path of radius 0.25m. Calculate the angular velocity of partical
4 answers
asked by
Priya kushwaha
1,132 views
Find the first partial derivative of the functon
f ( x , y ) = 2 x 3 y 2 + y 3
2 answers
asked by
Olajumoke
613 views
A study demonstrates that treatment of peptic ulcers with antibiotics results in improvement in a large number of patients. This
4 answers
asked by
Jeen
2,860 views
The eighth term of a linear sequence is 18 and twelveth term is 26.Find the first term,common difference and 20th term
4 answers
asked by
Nifemi
838 views
How many grams of h2so4 are needed to neutralize completely 10 litre of ammonia gas at ntp
3 answers
asked by
Jyoti Thakur
1,989 views
A student measures the volume of a liquid and finds it to be 40ml. How many significant figures are in the measurement ? Really
3 answers
asked by
Andrea
528 views
Find out the energy of emitted photon when an electron in Li2+ ion returns to its ground state from n=2 level.
3 answers
asked by
Wendy
988 views
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