Questions by Channa

Questions by Channa

Ozone forms near the ground when pollutants from cars are exposed to UV radiation and oxygen. This is an example of a _______. a. primary pollutant b. secondary pollutant c. tertiary pollutant d. none

asked Dec 12, 2017

1 answer

5 votes

50.1k views

How do simple machines make work easier? A.They change the strength or direction of a force. B.They maintain the distance of a force. C.They apply force quickly. D.They decrease the power available.

asked May 14, 2017

1 answer

4 votes

215k views

Hi there can anyone help me out with this please that is really good in math please

asked Feb 20, 2017

1 answer

2 votes

216k views

Write a comparison sentence to represent this equation 6x7=42

asked Jan 18, 2016

2 answers

2 votes

115k views

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