Cole is working with radioactive particles and has set up a shield made of aluminum for protection. Which of the following will he be protected from? Only alpha particles and beta particles Only alpha particles Alpha, beta, and gamma particles Only gamma rays

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)