Questions by Penpen

Questions by Penpen

What goes to which one

asked Jun 22, 2021

2 answers

3 votes

11.5k views

Which would take a longer time to warm up, a piece of brass or a piece of marble, given that both have the same mass? Explain your answer.

asked Mar 1, 2021

1 answer

2 votes

65.2k views

Some suggest that people on a diet are healthier than those not on a diet because they are less likely to suffer from heart disease, obesity, and diabetes. However, some have argued that those on a diet

asked Jan 4, 2021

2 answers

1 vote

39.3k views

A figure is dilated by a factor of 2. What happens to the perimeter of the figure? show your work

asked Nov 15, 2020

1 answer

4 votes

58.1k views

The wheels on Karen’s rollerblades each have a diameter of 5 cm. How far will the rollerblade travel in one turn of the wheel? Use a calculator and round your answer to the nearest tenth of a centimeter.

asked Oct 21, 2019

2 answers

1 vote

227k views

Mercury is in the 80th position in the periodic table. How many protons does it have? A. 8 B. 40 C. 80 D. 160

asked Jul 13, 2019

2 answers

4 votes

147k views

Some please help i dont understand this

asked Jun 3, 2019

1 answer

1 vote

64.9k views

Organelles are what structures within a living cell?

asked Feb 3, 2019

1 answer

2 votes

162k views

Which countries are crossed by the 15 degrees west longitude line

asked Jan 20, 2019

1 answer

5 votes

67.6k views

What adaptation might help a plant survive in an enviroment with cold winters

asked Jul 17, 2018

2 answers

3 votes

181k views

Why does Aunt Edith get upset after she offers Avery and Fern pie?

asked Feb 23, 2018

1 answer

1 vote

40.2k views

A forklift raises a crate weighing 8.35 × 10Æ newtons to a height of 6.0 meters. What amount of work does the forklift do?

asked Aug 13, 2017

2 answers

5 votes

146k views

Select the symbol = (equal to) or (not equal to) to make the expression true.. {2, 4, 6} ? {6, 4, 2}. so confuse...please help.

asked May 22, 2017

1 answer

4 votes

232k views

What two good things came out of the cold war during the 1960s

asked Apr 14, 2016

1 answer

3 votes

33.7k views

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