Which of the following summertime activities consists solely of physical change?
a. making a sandcastle out of water and sand
b. letting the sun turn your skin a toasty brown
c. eating and digesting a sandwich at a picnic
d. lighting a beachside bonfire for your friends

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?

Right anwser gets marked brainliest newton's discovery concerning how fast an object will change speed is the: 1st law 2nd law 3rd law universal gravitation