The correct answer would be the second option. The correct plan for his experiment would be that the temperature, the type of limestone, and the type of acid are controls. The amount of acid and the amount of damage to the limestone are variables. To determine the degree of damage of the acid it would be best that the amount of acid is the manipulated variable while everything else are assumed constant.
The goal for Europa Clipper mission of the NASA is to study the Galilean moon, Europa. This is a follow-up mission of the observations made by the spacecraft Galileo which informed that there is a sub-surface ocean under the Europa. This will eventually give us information about the habitability of the Europa.
Because everyone has a say and they get to put their own input in on what they are voting for.
Answer: Homogamy
Explanation:
Homogamy is defined as creation of link and connection between people who persist particular cultural manner which makes them similar to each other in some way. The formation of bond is based on classified mating .The groups that are formed through homogamy are based on ethics, culture, religion, gender, class etc.
According to the situation mentioned in question, JDate is used by Jewish people for the purpose of homogamy because they tend to make relationships based on non-Jew practicing people or who live far from Jew areas.They are thus searching for minorly non-Jewish cultural background people.
Answer:
Take it slow and easy so you know if he is comfortable or not