Question

Help with mixtures... 9 simple 7th grade problems. flashcards. with fan and medal..?

Answer 1

1. Which is a property of every heterogeneous mixture?

A. The mixture is made up of at least two different states.
B. The mixture is made up of something dissolved in a liquid.
C. The composition of the mixture is the same throughout.
D. The characteristics of the mixture change within a sample.

2. Which property describes a mixture? Check all that apply.

A. It can be separated by physical methods.
B. It has a single chemical composition.
C. It can appear different from different sources.
D. It cannot be described by a chemical symbol or formula.
E. It cannot have more than one state of matter.

3. Which describe colloids? Check all that apply.

A. heterogeneous mixtures
B. homogeneous mixtures
C. may have a uniform appearance
D. are made up of at least two substances
E. will settle out over time

4. Which is a property of every mixture?

A. One substance dissolves in another substance.
B. The molecules of one substance break down in the other.
C. Different samples of a single mixture have different characteristics.
D. One substance can be separated from another through physical means.

5. Hana fills a cup with sandy ocean water. She pours the mixture through a filter. What does she collect that passes through the filter?

A. a sample of pure water
B. a solution of salt in water
C. a suspension of sand in water
D. a colloid of salt in water

6. When mixed, which states of matter form only a homogeneous mixture?

A. two liquids
B. two gases
C. a solid and a liquid
D. a liquid and a gas

7. What is the correct classification of a mixture in which both a solid and a liquid are visible?

A. a homogeneous mixture and a solution
B. a homogeneous mixture and a suspension
C. a heterogeneous mixture and a solution
D. a heterogeneous mixture and a suspension

8. Julie takes a cold glass of clear, colorless liquid out of the refrigerator and puts it on the table. As the liquid warms up to room temperature, Julie sees bubbles of gas form in the liquid and rise to the surface.

Which conclusion is best supported by Julie’s observations?

A. The liquid is a pure substance because it is colorless.
B. The liquid is a mixture because its temperature rises.
C. The liquid is a pure substance because it remains liquid when cold.
D. The liquid is a mixture because it has a gas dissolved in a liquid.

9. Which lists mixtures, in order, from the smallest particles to the largest particles?

A. solution, colloid, suspension
B. solution, suspension, colloid
C. suspension, colloid, solution
D. suspension, solution, colloid

Answer 2

@Midnight1018 @pooja195 @satellite73 @sneakysquash @TheSmartOne

Answer 3

@Frozen15

Answer 4

@AlexandervonHumboldt2

Answer 5

Need help still?

Answer 6

YES

Answer 7

1. A

Answer 8

ok

Answer 9

2. A 3.b

Answer 10

4. B 5. C

Answer 11

ok

Answer 12

6.a 7.d

Answer 13

8. C and last one is C

Answer 14

thank you!

Answer 15

There you go! Hope I helped ;)

Answer 16

you sadly got only one right.

Answer 17

Oh really? I'm very sorry I have never learned about this before and I'm in high school... Lol I feel really bad I'm so srry

Answer 18

its cool. like i said, FLASHCARDS :)!

Answer 19

Yea.. But you don't want the wrong answers on them

Answer 20

yea are you good with history?

Answer 21

Got a 98 grade point

Answer 22

so Yea.

Answer 23

ok. hold on let me grab my book..

Answer 24

Ok np

Answer 25

1. In 1606, money to establish the colony of Jamestown was raised by

A. forming the Virginia Company.
B. forcing colonists to work and trade.
C. hunting and selling livestock.
D. raising taxes on the English.

2. The first English settler to grow tobacco successfully in Virginia was
A. Captain John Smith.
B. John White.
C. John Rolfe.
D. Sir Walter Raleigh.

3. Which of the following best describes what happened to the Roanoke colonists?
A. They were never found, and no one knows what happened to them.
B. They were found living on nearby Croatoan Island.
C. They were found living with American Indians.
D. They were found dead, apparently killed by a storm.

4. The Roanoke colony founded in 1587 was built
A. on an island off the coast of North Carolina.
B. on the Chesapeake Bay coast.
C. on the Atlantic coast of Virginia.
D. inland on a river off of the Chesapeake Bay.

5. The Roanoke colony founded in 1587 was built
A. on an island off the coast of North Carolina.
B. on the Chesapeake Bay coast.
C. on the Atlantic coast of Virginia.
D. inland on a river off of the Chesapeake Bay.

6. Why did the Virginia Company want to establish dominion over Virginia?
A. to take over all of North America
B. to claim a new route to Canada
C. to make money for investors
D. to sell more stock

7. The Virginia Company wanted to find a route to the Pacific Ocean in order to trade with
A. Spain.
B. Italy.
C. China.
D. France.

8. Why did Jamestown’s location cause hardship for the colonists?
A. Its island location was difficult to reach.
B. Its swampy location had a lot of disease.
C. Its coastal location was hit by hurricanes.
D. Its ocean shore location was raided by passing ships.

9. Which of the following best describes what happened at Jamestown during the winter of 1609-1610?
A. Colonists survived the winter well and had adequate food supplies.
B. Colonists survived the winter with the help from the Powhatan Indians.
C. Colonists suffered greatly and called the winter the “Starving Time.”
D. Colonists had adequate food but caught diseases from unsafe water.

10. The formation of the House of Burgesses was based on
A. the business practices of the Virginia Company.
B. the political rights of the English.
C. the shareholders’ rights in a joint-stock company.
D. the colonists’ relationship with the Powhatan.

Answer 26

Ok hold on

Answer 27

k

Answer 28

Ummm..... I'm have no clue what you are learning but I'm into the Events, like the wars and stuff like that. Either I'm way ahead or way behind. What school do you go to and what state do you live in?

Answer 29

sterling and california

Answer 30

That's why! Different states learn about different history I'm in Florida and I home school. I'm very sorry but I know like none of these...

Answer 31

oh ok

Answer 32

can you help me research for the answers?