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Questions (158,056)
Photosynthesis Portfolio 3
Unit 5 lesson 5
22 answers
asked by
Help me
2,890 views
Which are particles that make up the nucleus of an atom select the two correct answers
3 answers
asked by
Garris
260 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
10,294 views
explain the importance of convection currents to pond life
5 answers
asked by
lacey
2,264 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
2,873 views
Which of the following describes fertilization? (1 point)
when an animal is attracted to a flower when an animal is attracted to
11 answers
asked by
Kendall
3,070 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
3,466 views
If a gas in a closed container is pressurized from 12 atm to 25 atm and tis original temperature was 32 degrees C, what would
4 answers
asked by
Anonymous
1,324 views
Samuel builds four electromagnets and tests them by picking up paperclips. Here are his partial results.
Coils Paperclips 8 2 16
4 answers
asked by
the real BARNY THE DINO :)
263 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
3,003 views
An orange contains 445 kJ of energy. What mass of water could this same amount of energy raise from 25.0 degrees C to the
5 answers
asked by
Anonymous
3,300 views
Reaction Rates Portfolio Chemistry B Reaction Rates there are no instructions on how to do this, the teacher won't explain it
7 answers
asked by
Anonymous
1,521 views
Write an equation for the reaction between iron fillings and dilute tetraoxosulphate (VI) acid.
5 answers
asked by
Divine
346 views
What is the chemical equations for soot?
5 answers
asked by
....
1,193 views
Using the information below, which answer lists the salts in order of increasing solubility?
PbSO4 Ksp = 1.6 x 10^-8 PbS Ksp = 8
4 answers
asked by
Christine
859 views
An example of a conductor would be....
a glass cup b air c a copper wire d rubber covering on a wire
3 answers
asked by
redredered
191 views
Which list correctly orders effort (E), fulcrum (F), and load (L) for each lever class?(1 point)
class 1 = F, E, L (or L, E, F)
4 answers
asked by
Cici
1,275 views
Scientists used radioactive hydrogen to make water. They grew plants using the radioactive water. What happened to the
1 answer
asked anonymously
176 views
Which statement best describes the charges of the particles involved in the diagram above? (1 point) Responses A neutral
1 answer
asked anonymously
54 views
Explain Natural Selection Quick Check
4 of 54 of 5 Items Question Consider the following scenario: There are variations in the
1 answer
asked by
yes
60 views
In an ecosystem where most flowers are long and bell-shaped, there are two varieties of hummingbird: birds with short beaks and
1 answer
asked by
SQU1D_K1DZ
41 views
Students research unicellular, prokaryotic organisms that live in harsh environments such as volcanic hot springs, brine pools,
1 answer
asked by
Lady
35 views
In one or two sentences, make and justify a claim about two aspects of the picture that illustrate behaviors of light.
1 answer
asked by
aaagtuygy
35 views
In a grassland ecosystem, grass is the producer. The grass is eaten by rabbits. The rabbits are eaten by foxes. And the foxes
1 answer
asked anonymously
55 views
A cart rolls down a 2.5 m frictionless ramp in 1.25 s after starting from rest at the top. What is the angle of the ramp?
1 answer
asked by
Ne
169 views
HOW TO PREPARE 60PPM OF POTASSIUM DICHROMATE
3 answers
asked by
ELEZABETH
1,770 views
How many grams of Cl are in 38.0g of CF2Cl2? I really want to figure out how to do it. I can't seem to understand any of this
4 answers
asked by
Luis
9,970 views
Earth Science
Origins of the Universe Quick Check
5 answers
asked by
Shush. I'm a bush!
1,957 views
Which type of information can scientists collect using a seismograph?(1 point)
1 temperatures of molten rock inside Earth 2
38 answers
asked by
HELP🤯
8,891 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
1,895 views
Scientists exposed plants to radioactive oxygen in different forms to observe how plants recycle oxygen during photosynthesis.
7 answers
asked by
HEALP QUICK
977 views
Compare the size of holes drilled in copper versus the size of holes drilled in petroleum.
4 answers
asked by
Unknown?????????!!!
199 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
1,757 views
How did the Industrial Revolution contribute to global climate change?
A. led to the development of non renewable sources of
9 answers
asked by
Doggy
2,030 views
A student adds ice to several samples of water. The results are shown in the table. Which conclusion can be drawn from the
10 answers
asked by
Sukuna
4,569 views
A pioneer species(1 point)
5 answers
asked by
bob
1,385 views
Determine the mass % (m/m) of a NaCl solution if 58.5 grams of NaCl was dissolved in 50 ml of water (assume the density of water
4 answers
asked by
Ravisha
1,652 views
Why the petrol in open container dissapeared in terms of kinetic molecular theory of matter
Use the drawings to answer
2 answers
asked by
Montshisi
123 views
Which situation demonstrates causation?(1 point)
Responses Two variables decrease at the same time. Two variables decrease at the
3 answers
asked by
d
183 views
Which one of the following sets of quantum numbers can correctly represent a 3p orbital?
a) (n = 3 l = 1, ml = 2) b)(n = 1, l =
5 answers
asked by
Eric
17,689 views
1: Use the table to answer the question.
Student Name | Potential Energy Rating (lowest to highest)
35 answers
asked by
JennaFromConexxus
17,087 views
Calculate the number of grams of dextrose in 250mL of D5W.
I know that the answer is 12.5g, but I do not understand the work.
5 answers
asked by
Elie
9,710 views
Could you please check my answers? Question one: When evolution was first proposed, which of the following was used as evidence
7 answers
asked by
kyle
1,987 views
When measuring specific heat, why should your final temperature be the maximum temperature reached calorimeter?
4 answers
asked by
miyabi
2,778 views
Read the scenario.
Scientists have created an exact scale replica of a rover currently found on Mars and a miniature 3D landscape
5 answers
asked by
Brett
1,893 views
How do simple machines make work easier?(1 point)
1.They decrease the distance needed between a person and an object, allowing
6 answers
asked by
wha
1,360 views
1. Scientists seek to acquire knowledge and understanding of the real world through the formulation, testing, and evaluation of
4 answers
asked by
Idk name here
1,539 views
Which process in photosynthesis uses energy from the sun?
5 answers
asked by
Deez
1,855 views
mosquito larvae can tolerate extremely low dissolved oxygen concentrations, yet cannot survive at temperatures above 25 degrees
4 answers
asked by
cara
1,234 views
Photosynthesis cycles matter and energy in many environments. Explain how chemosynthesis cycles matter and energy in extreme
10 answers
asked by
Elijah
8,201 views
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