⚠️⚠️Plz Help⚠️⚠️ What information does the half-life of a radioisotope give?
A. It tells what kind of radiation is being given off by the radioactive material.
B. It tells what fraction of radioisotope is present after each half-life has passed.
C. It tells how much energy the radioactive material is generating at a point in time
D. It tells how long it takes for a radioactive isotope to become a daughter element.​

How have the greenhouse gasses increased from the year 2000 to 2018

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.

Growing crops in places where major pests don't live using beneficial insects to eat harmful insects using a rat trap instead of a rodenticide developing drought-resistant tomato plants using beneficial insects or natural oils to repel pests planting a different crop every year to fake out the pests keeping food covered to deter ants and rodents developing bean plants with a resistance to fungus picking caterpillars off tomato plants cultivation practice biological control cultural control genetic resistance natural chemicals