isotopes are the same element, but have different numbers of neutrons (but still have the same number of electrons and protons), hence have a different mass number.
Answer:
2. Earth layers compare in egg layer it is hard on the outside
Explanation:
80 km per hour i believe. i’ll admit i’m american so we don’t use km lol, but the math should be the same. total distance = 120km, and total time = 1.5 hours. 120/1.5 = 80.
The answer is D. The input force is equal to the output force.
I just did test and got it right
Answer:
Hello
A. The muscle contracts causing the tendon to pull the bone.
