Answer:
On this 40th anniversary of the moon landing, let's consider where these beliefs and urban legends come from.
Explanation:
im not sure.
Answer:
they use echos to communicate
Explanation: dolphins make echos in order to signal there partners, and others in there pod. or they can use it to signal for prey, or signal that they are in trouble.
Answer:
Yes, absolutely. Actually, nearly everyone is already a scientist, though they may not think of it that way.
Explanation:
A scientist is someone who systematically gathers and uses research and evidence, making a hypothesis and testing it, to gain and share understanding and knowledge. A scientist can be further defined by: how they go about this, for instance by use of statistics (Statisticians) or data (Data scientists). So, everyone is a scientist. It's just that most people don't realize it. A scientist is someone who tackles a problem through scientific methods, and we all do!