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Science
Page 10
Questions (162,780)
The picture shows a representation of fossil skulls. What do these skulls in the fossil record tell us about hominin evolution?
1 answer
asked by
zaddy
71 views
How is an electromagnetic field produced?(1 point)
Responses when a current runs through a conductor when a current runs through
1 answer
asked anonymously
36 views
Scientists observe that iron compounds are able to bind to nutrients in waterways experiencing eutrophication. Which change will
1 answer
asked anonymously
37 views
Write a story about a change an ecosystem and the other changes that occur as a result. Describe the habitat, the change(s) that
3 answers
asked anonymously
32 views
Which part of the closed loop converts heavy water to ordinary water?(1 point) Responses reactor reactor turbine turbine steam
1 answer
asked by
pakyo
74 views
Question
[This is the stem.] Identify the highest possible category for each of the following animals, according to the food
1 answer
asked anonymously
32 views
The indicator methyl red has a pKHIn = 4.95. It changes from red to yellow over the pH range from 4.4 to 6.2.
If the indicator is
4 answers
asked by
cp
167 views
the volume of a sample of gas is 650.ml at STP. what volumes will the sample occupy at 0.0degrees celsius and 950.torr???
is it
5 answers
asked by
Andy
1,916 views
Which statement describes the units of humidity and relate of humidity?
Community can be measured using g/m3, while relative
48 answers
asked by
Diovy
12,037 views
Which is correct about the sun’s energy on the earth’s surface?
It causes the changes in seasons. It warms the air masses. It
47 answers
asked by
(✿◕‿◕✿)KINDNESS IS KEY
7,968 views
a dinosaur fossil is 92,170,000 years old. How can you express this age in scientific notation with the highest level of
10 answers
asked by
LadyPhantomhive
6,580 views
Science
CHECK MY ANSWERS!!!!!!! 1) Cobalt has a mass number of 59 and an atomic number of 27. A student wants to create a model
20 answers
asked by
DrBob222
6,575 views
Plants, bison, elk, and wolves are all members of an ecosystem. The bison and elk are both primary consumers in this ecosystem,
6 answers
asked by
nobody
298 views
(1) Which statement about the number of protons and neutrons in a nuclear change is correct?
(A)The total charge before and after
4 answers
asked by
Student
1,780 views
For students write their ideas about the relationship between wavelength and frequency, which student is correct
4 answers
asked anonymously
749 views
Technologies for Information Transfer Quick Check - Science - Lesson 7
1 - A child holds a red ball. Why does the ball look
7 answers
asked by
Sid_the_Science_Kid
871 views
What do waves transfer?
Transfers - Metro Transit a particles b vibrations c energy d matter
3 answers
asked by
no name
121 views
What is the name of a specific type of model that shows how animals diverge during evolution?(1 point)
Responses cladogram
1 answer
asked by
steve
116 views
which scenario best describes a scientist who is studying thermal energy
she works on a team ,with each member carrying out all
7 answers
asked by
!
711 views
A group of students sets up an electric circuit with wires, a battery, and a light bulb. Why is their circuit called a direct
3 answers
asked by
Hlo
450 views
One molecule of glucose is recycled into (blank) molecules of carbon dioxide during cellular respiration.
A. 2 B. 12 C. 6 D. 1 I
1 answer
asked anonymously
159 views
When Charles Darwin published his book On the Origin of Species, he addressed his theory of descent with modification through(1
4 answers
asked by
q
191 views
Which statement best describes the refraction of light as it moves from air to glass? (1 point) Light undergoes diffraction due
4 answers
asked by
anonymous
1,151 views
Solar Weather and Climate Quiz
1 of 91 of 9 Items Question This sentence explains the production and movement of energy in the
13 answers
asked by
Naruto
2,776 views
which gas is not obtained on a large scale by fractional distilation
7 answers
asked by
Davies Chibeka Kafwimbi
2,786 views
Which statement about an atom is correct?
A.The electrons had a negative charge and is found outside of the nucleus. B. The
7 answers
asked by
Yamshae
2,316 views
Equation For The Reaction Between Zinc Metal And Dilute Tetraoxosulphate (vi) Acid
6 answers
asked by
Favour
3,971 views
Compared to wave A, wave B has a _____.
shorter wavelength and greater frequency longer wavelength and lower frequency shorter
6 answers
asked by
sammybear*-*
950 views
A car travels 240km in 2hr. And the sprinter travels 100m in 9.5 seconds. which one is traveling faster and by how much ?
7 answers
asked by
brianna
8,210 views
what are the answer for
Natural Selection Unit Test Science 8 A / Natural Selection there are 23 question
16 answers
asked by
Terry
4,528 views
Which of the following choices correctly explains why light separates into colors when moving through a prism?
a)The different
7 answers
asked by
Hi
5,439 views
The transfer of heat by direct contact is called____?
A. Radiation B.Vibrating Molecules C.Conduction D. Kinetic Energy I need
27 answers
asked by
Ree
10,306 views
How do sensory receptors communicate a stimulus to the brain?(1 point)
corpuscles muscle cells electrical signals******* pressure
11 answers
asked by
Student 1
3,545 views
Use this sentence: On a summer day, the heat of the land heats the air, causing it to rise and spread before cooling over the
11 answers
asked by
Jaylen B
1,877 views
Which types of baryonic matter are most abundant in the universe? Select the two correct answers.
A) helium C) hydrogen According
3 answers
asked by
Answer goddess
573 views
explain the importance of convection currents to pond life
5 answers
asked by
lacey
2,281 views
1.Which process do plants and animals share in common? (1 point)
cellular respiration*** absorption of water transpiration
7 answers
asked by
Science Test Pls Help
2,906 views
What are the qualities of a greenhouse gas? Select the two correct answers.
1. Absorbs and re-emits infrared radiation 2. Three
4 answers
asked by
Plz help
3,483 views
Many parts of the eye work to focus or control light except the(1 point)
retina. cornea. pupil. lens.
6 answers
asked by
mramgh
2,109 views
Which situation describes a correlation that is not a casual relationship?
1 The rroster crows, and the sun rises. 2 The more
4 answers
asked by
Anonymous
1,620 views
A builder wants to make a room soundproof in a new home. The builder should use materials that
O absorb sound waves and prevent
4 answers
asked by
Ksbs
275 views
suppose that you are given hand specimens of the carbonates calcite and dolomite. described two tests that would allow you to
4 answers
asked by
iNeedHelp
1,494 views
Many power plants produce energy by burning carbon-based fuels, which also produces CO2. CO2 is a greenhouse gas, so
24 answers
asked by
Harold
18,588 views
can anyone explain how does the balanced chemical equation show the law of conservation of mass?
20 answers
asked by
John
4,118 views
if the relative atomic mass of natural copper is 63.54,calculate the proportions of the isotope 65cu and 63cu
6 answers
asked by
etim sylvester
3,023 views
calculate number of nucleons in 10cm^3 fluorine gas
5 answers
asked by
Anonymous
1,599 views
A population of 500 E. coli bacteria doubles every 15 minutes. Use this information to find an expression for this population
7 answers
asked by
Vanessa
4,259 views
Calculate the relative molecular mass of silver trioxonitrate(v)
6 answers
asked by
Simdy
2,496 views
How can you balance Cu+HNo3=Cu+(No3)2+No+H2o by using algebric or a b c d method please show me with full workout
5 answers
asked by
Eldana
2,495 views
when ammonia is added to Zn(NO3)2 solution, a white precipitate forms, which dissolves on the addition of excess ammonia. But
5 answers
asked by
Ana
5,541 views
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