After conducting this experiment, explain how the law of conservation of energy works? Use evidence from the experiment to justify your response. i am in 8th grade k12 pls help

How has china attempted to increase its gdp since the end of the 20th

How important is it to have a powerful army and navy? give two reasons for your answer

In the years after world war ii, which of the following caused many people from asian and african countries to migrate to europe? a. the end of the soviet union b. new economic opportunities after colonialism ended c. the religious freedom found in europe d. new laws allowing greater numbers of immigrants into european countries