He is a Dutch scientist who discovered that plants take in carbon dioxide and release oxygen during the day, and during the night the plants take in oxygen and release
carbon dioxide like animals and human beings. Find out the name of this great
scientist and write in the space provided.

Cornelis Bernardus van Niel, a Dutch-American microbiologist, was the first scientist to demonstrate that photosynthesis is a reaction in which hydrogen from an oxidizable compound reduces carbon dioxide to cellular materials.

Explanation:

the real answer is b. scintillation counter

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.