2.5.2 Test (CST): Computer-Scored Unit Test Question 14 of 25
What happens when a magnesium atom loses an electron in its outer energy
shell?
A. It has an increase in the number of neutrons.
B. It becomes a positive ion.
C. It has an increase in the number of protons.
D. It becomes a negative ion.

What is the following best defines climate?

What is the surface temperature of the ocean where hurricanes form? greater than 80 celsius approximately 27 celsius at least 76 celsius less than 10.5 celsius

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !