When the atoms electrones step down to lower energy levels in thin cloud of hot gas, what is produced?

What is A common source of stress?

The fact that light can exert pressure on matter suggests that it is made of particles called

An astronaut has a mass of 70 kg on earth. What would her mass be in mars? What would her weight be on mars?

Are many common foods we eat more likely to be acidic or basic

Oil can be used to reduce friction. true or fales take 100 mark for solving gg

On his fishing trip Justin takes the boat 25 km south. The fish aren't biting so he goes 10 km west. He follows a school of fish 15 km north. What distance did he cover? What was his displacement?

n open rectangular tank is filled to a depth of 2 m with water (density 1000 kg/m3). On top of the water there is a 1 m deep layer of gasoline (density 700 kg/m3). The width of the tank is 1 m (the direction perpendicular to the paper).

Is the sun considered a star?

If I get a spare in one frame and then roll a 1 and 5 in the next frame, what would my score for the spare be? A 10 B 11 C 16 D17

2x^2:3=dg solve for x