Ascientist uses an accelerator and high energy electrons to study the particles inside the protons of a helium atom. what particles is the scientist studying? a. the he neutrons b. the he nucleus c. the he electrons d. the he quarks

plants need sunlight, water, and carbon dioxide to make food. plants use the raw materials of water, nutrients they absorb from soil, and carbon dioxide to make sugars the plant can use. energy from the sun and chlorophyll are also needed.

they are made of gases.

they have a spherical shape.

they make energy through fusion.