In J. J. Thomson's plum pudding model of the atom, the plums represent and the pudding represents
A
large neutral charged mass, large positively charged mass
B)
large positively charged mass, electrons
electrons, large positively charged mass
electrons, large neutrally charged mass

Acurium-245 nucleus is hit with a neutron and changes as shown by the equation. complete the equation by filling in the missing parts. 52

Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.

Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?