Post category:Everyday Science Mcqs Post comments:0 Comments Radioactivity was discovered by _____. A. Kelvin B. Thomson C. Rutherford D. Bacquerel <!–more–> Read more articles Previous PostThe density of water is _______. Next PostA device which converts chemical energy into electrical energy is called _____. You Might Also Like Very small time intervals are accurately measured by the___________. June 19, 2022 The needle in the compass is always directed toward: South North January 23, 2022 The longest day is found on _________ planet? June 19, 2020 In a very low temperature which from the following will freeze at last? May 24, 2021 What is the shape of our galaxy? September 5, 2020 The number of oscillations per second is called the_____. March 10, 2022 Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ