Chemistry Middle School

I just need an answer please!
On the molecular scale particles of a solid...
A. have no movement
B. move around each other
C. move in place
D. can move apart

Answers

Answer 1
C i think??? i’m not entirely sure. it’s either c or a i think
Answer 2

Answer:

A or C

Explanation:

i think mostlikey C because once they move around eachother or move apart it means its a liquid or something like that i hope this helpeddd

Related Questions

I NEED HELP!!!
Rocks at the beach that have holes in them where water sat
Mechanical OR Chemical

Rocks at the beach that have holes in them where water sat
Mechanical OR Chemical

Answers

Answer:

mechanical

Explanation:

mechanical weathering uses abrasion and pressure the chemical would change the form into a different mineral like sand to clay.

Answer:

mechanical

Explanation:

How many different elements are involved in the reaction shown? Record the answer in the grid. Plz help :))

Answers

Ca=Calcium

Ci=Iron

Ag= Silver

No-Nobelium

BRAINLIST IF U ARE CORRECT AND ANSWER ALL OF THEM!!!!!!!!!!Match the name of the way water is used to its description.


Drag the answers into the correct boxes.


Water used in businesses such as restaurants, hotels, offices, grocery stores, police stations, and malls.


Water that is delivered to homes and schools.


Water that is used for raising crops in dry areas.


Water used in rural areas where people dig wells.


Commercial Domestic Public Irrigation

Answers

Answer:

I think it is the first one all those places do use water

All these places use water however the best described one is the first one

A shorthand way of describing a chemical reaction using chemical symbols and numbers is called a

chemical equation

product

reactant

Answers

Its chemically joined. So,its called chemical eqution.

A symbolic way of describing a chemical reaction is called Chemical Equation

Which adaptation helps a tapeworm attach itself to the intestines of its host?

eyespots
hooks and suc kers
sensory lobes

Answers

Answer:

B) hooks and suck- ers

Explanation:

Answer:

what the person above me said : )

Explanation:

Conservation of energy states that the total energy in a system will stay the same, but will be converted between potential and kinetic energy.

True
False

Answers

Answer:

true

Explanation:

Answer:

True

Explanation:

Which of the following compounds contains twice as many carbon atoms as oxygen atoms?
Plz help :)

Answers

Answer 2 =C2 H6 O11 i hope that help

How many more oxygen atoms are in Na2HPO4H(disodium phosphate) then in 2H3PO(Phosphoric Acid)?

Answers

Answer:

in disodium phosphate = 4 oxygen atoms

in phosphoric acid = 1 oxygen atom

Answer: There are 3 more oxygen atoms in Na2HPO4H than 2H3PO

Explanation:

There are 4 oxygen atoms in Na2HPO4H and 1 in 2H3PO. You subtract 4 - 1 =3

Which of these was NOT listed in the article a a way to stay safe while enjoying winter weather?

a
Dress in layers
b
Wear lip balm
c
know the signs of frostbite and hypothermia
d
ignore your body being cold

Answers

Answer:

ignore your body being cold

Hope it helps

Answer:

D. ignore your body being cold

What flows directly into the ocean? *
A. Glaciers, heat, and water
B. Glaciers, Rivers, and Groundwater
C. Glaciers, sewers, and helium
D. None of the above

Answers

the answer is A. (glaciers, heat and water)
The person above is right :)

Need help with 7th grade science
Help ASAP
What are some of the raw materials that are used in making T-shirts. (Except cotton)
Raw materials: a material that is made by/in nature/earth. Example mine materials, nature materials (tree/grass)

Answers

Answer:

Cotton, polyester, and pima

Explanation:

T-shirts are generally made of a stretchy, light and inexpensive fabric and are easy to clean. Typically made of cotton textile in a stockinette or jersey knit, it has a distinctively pliable texture compared to shirts made of woven cloth.

A ______________________is a group of stars that has been given a name to help us find certain stars or recognize them

a
cluster
b
gaggle
c
constellation
d
flock

Answers

Answer:

It is c

Explanation:

Because a constellation is a group of stars with names

Answer is c because it just is

Can a pillow have kinetic and potential energy explain how and why ?

Answers

Answer:

no

Explanation:

because its fabric

no. the pillow is fabric

Please answer
Which describes sand?

fine-grained
retains water
water drains quickly
good for growing crops


-KUBAN

Answers

Answer:

c

Explanation:

I need help

Roots of a tree breaking up the side walk
Mecanical OR Chemical

Flood water pounding against a canyon wall and breaking off rock
Mecanical OR Chemical

Acid from plant roots creates cracks in a driveway
Mecanical OR Chemical

Answers

Answer:

The first one is mechanical, second is chemical and, the third is chemical.

Explanation:

Well acid is a chemical, and water is a chemical compound. The roots are mechanical since it is not a chemical. Mechanical side of things is like you breaking up a sidewalk.

Answer:

one: mechanical, second: chemical and, third: chemical.

Explanation:

How does the equation below support the idea that matter is not created or destoryed?

6H2O + 6CO2 -----> C6H12O6+ 6O2

Answers

Answer:

the numbers all stay the same, just distributed

Explanation:

theres still only 6 c. 12 h. and the same amount o

Answer:

its us air

Explanation:

bc u said ha

HurryPlant species rely on various methods of seed dispersal. Which type of seed dispersal would most likely be used by the organism shown in the diagram? Animal dispersal Wind dispersal Water dispersal Gravity dispersal

Answers

The answer is ANIMAL DISPERSAL

Answer: animal dispersal

Explanation:

which region of the periodic table has the most elements. list them in order

Answers

Answer:

periodic table`~

Explanation:

period:  a row of the periodic table.  Properties of the elements are periodic, meaning that they repeat after a specific interval.  Elements in the same period have their highest energy electrons in the same principal energy level.

group (family):  a column of the periodic table.  Elements in the same group have the same number of valence electrons, and therefore have similar chemical and physical properties.

PERIODIC TABLE I KNOWWW

Ocean floor evidence (magnetic stripes and rock samples).
A.true
B.false

Answers

Answer :

A. true

Explanation:
Ocean floor evidence includes molten materials, magnetic stripes, and the ages of rocks themselves from drilling samples of rocks
a. true, Oceanic drilling by the Glomar Challenger between 1968 and 1983 produced the first accurate data of seafloor age. Glomar Challenger data showed a clear progression of increasing age with distance from the mid-ocean ridge. Sediment next to the ridge was youngest.

what papper that does not get wet do NOT USE the G O O G L E if u did u lose but try and I'll tell u
- Expermint get a cup put water then put papper on top any papper in the cup then filp it over in the sink What happens... if ur papper not wet and water did not sink through u win but tell me what happens to urs

Answers

Answer:

Stone Paper, known since I was a kid.

Explanation:

Answer:

Explanation:

Da papper

In your words, explain why water is higher salinity is denser than water with a lower salinity?

Answers

Because it matters on how much salt dissolves, which when there’s more salt there’s more salinity. When comparing 2 cups of water, the waiter with higher salinity has more mass so it’d be more dense!

help now NOW NOW NNNOOOWWW, please

Answers

The answer is c i now this stuff

A student made peanut butter bars by pressing a layer of graham cracker crumbs into a baking pan. Next, the student added a layer of a peanut butter mixture and then added a layer of crushed peanuts. Lastly, the student added a layer of chocolate frosting.

The process of making peanut butter bars is most like the formation of what type of rock?

Igneous

Metamorphic

Sedimentary

Magma

Answers

Answer:

i am pretty shure it is c soooo sorry if i wroung

Explanation:

It’s sedimentary, which is formed by compressing layers of sediment.

Igneous comes from volcanoes
Metamorphic start as one kind of rock, then change to another
Magma is like igneous

Please help me I will give you extra points and the brain thing please actually do it.

Explain in your own words, what is Inertia?

Answers

inertia is the retaliation of an object to change in its velocity

How many different elements are involved in the reaction shown? Record the answer in the grid. Plz help :)

Answers

Three: Carbon (C), Hydrogen (H), and Oxygen (O)
Carbon, Oxygen, Hydrogen

plzzz help card sort for energy

Answers

Hi I really wanna help but the picture is blank
The picture it’s in black :(

The arrow is called a

Answers

the arrow is called a victor
Vector hope this helps:)

Is the process of making a glass of lemonade a physical or chemical change?? Explain.

Answers

Physical I think

Explanation:
——> A physical change

Explanation: Making lemonade is a physical change, because things are dissolving, lemons cut up, etc. But there are not any covalent chemical bonds made or broken.

which of molecules do u get from food

Answers

Answer:

carbohydrates, proteins and fats.Explanation:

Answer:

Explanation:

Instead, let's start applying what we learned so far by looking at the most common groups of molecules in food: carbohydrates, proteins and fats. These molecules are also called 'macronutrients' and are essential for us from a nutritional point of view.

What molecule makes up 3/4s of the surface of Earth?
A: C6H12O6
B:CO2
C: H2O
D: NaCl

Answers

Je suis presque sûr que c'est C: H20

Answer: H2O
Explanation: Yes
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