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Physics 9 Online
OpenStudy (anonymous):

someone plz help to check the answer

OpenStudy (anonymous):

1. Neutrons are found __________ and have ___________ charge. in the nucleus; positive outside the nucleus; neutral in the nucleus; neutral 2. Which of the following particles has a positive charge? proton neutron electron 3. Which of the following particles has a negative charge? proton neutron electron 4. In which state of matter do the particles move somewhat freely but still not enough to fill the entire space of a container? solid liquid gas 5. In which state of matter are the particles the LEAST attracted to each other? solid liquid gas 6. A sample of matter is placed into glass jar. The matter takes the shape of the jar but does not fill the jar. The sample is in what state of matter? solid liquid gas 7. A characteristic property is a property of matter that changes slowly over time does not change cannot be known 8. What is the density of a rock with a mass of 10 grams and a volume of 5 ml? 50 grams * ml 2 g/ml 15 gram milliliters 9. Which of the following is NOT a characteristic property of matter? density solubility size

OpenStudy (anonymous):

1. in the nucleus; positive 2. neutron 3.electron 4. liquid 5.solid 6.gas 7. does not change 8. 50 grams * ml 9.solubility

OpenStudy (anonymous):

Didn't we check this yesterday ? you have a mix of right and wrong answers in there. Question 1 - what is the charge on a neutron ? just look it up somewhere, but there is a clue in the name !

OpenStudy (anonymous):

Q2 is wrong for the same reason as Q1

OpenStudy (anonymous):

it postive

OpenStudy (anonymous):

5,6 8 and 9 are also wrong

OpenStudy (anonymous):

2 is proton

OpenStudy (anonymous):

let me ask you a question, how do you know that a neutron is positively charged ?

OpenStudy (anonymous):

cuz i know when i look it up

OpenStudy (anonymous):

yes, proton is the right answer for q2

OpenStudy (anonymous):

look it up again

OpenStudy (anonymous):

1. is outside

OpenStudy (anonymous):

you need to check the charge on the neutron

OpenStudy (anonymous):

A neuron is found on the outer edge of a negative gravity Electron

OpenStudy (anonymous):

you're not making any sense to me

OpenStudy (anonymous):

5. will be gas

OpenStudy (anonymous):

yes, there is the least interaction between the particles in a gas

OpenStudy (anonymous):

6. is solid

OpenStudy (anonymous):

so, if i put a pebble in a jar, does it take up the shape of the jar ?

OpenStudy (anonymous):

wait let me read it again

OpenStudy (anonymous):

ok, and we're told it doesn't fill the jar, so it's not going to be a gas . . . .

OpenStudy (anonymous):

6. is not gas it will be solid

OpenStudy (anonymous):

we just agreed it can't be a solid - remembe the pebble ?

OpenStudy (anonymous):

sorry i was reading the wrong one

OpenStudy (anonymous):

6. liquid

OpenStudy (anonymous):

correct

OpenStudy (anonymous):

8. is 2 g/ml

OpenStudy (anonymous):

9. is size

OpenStudy (anonymous):

I agree for 8 and 9.

OpenStudy (anonymous):

The neutron is NOT positively charged. It is called a NEUTRon for a reason. It is not difficult to find these things out with google.

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