I don’t know what you mean can you explain more clear pls
Answer:
the 3rd one
Explanation:
Because diffraction grating has light beams going in every direction and makes a rainbow.
Answer:
Around a Day
Explanation:
They are best kept at room temperature but the chocolate will eventually melt unfortunately!
As the experiment requires collecting qualitative data rather than quantitative data, there may be a way of conducting this experiment without the use of a control. Not all experiments require a control and in this case it may be the most appropriate way of collecting the data.
C. $1.5 trillion
The US military spent $317 billion in 1981 and for the next 4 years increased its spending to $405 billion. This adds up to about $1.5 trillion over 5 years.