The alpha particles are compact clusters of______________?
The alpha particles are compact clusters of______________?
A. Electron and Proton
B. Two Protons and two Neutrons
C. Three protons and three Neutrons
D. None
The alpha particles are compact clusters of______________?
A. Electron and Proton
B. Two Protons and two Neutrons
C. Three protons and three Neutrons
D. None
Which gland in the human body is called the master gland?
A. Pancreas
B. Thyroid
C. Pituitary
D. Spleen
A. Conduction
B. Convection
C. Inversion
D. Radiation
what are stars mainly made of ?
A. Balls of gass
B. Rock
C. Ice
D. Light
A. Plate boundaries
B. Plate surface
C. Ocean beds
D. All of the above
A. 275 °C
B. 327 °C
C.961.8 °C
D. 100 °C
A. Eyes
B. Nails
C. Gums
D. Nostrils
Gingivitis – inflammation of the gum at the necks of the teeth, and. Periodontitis – inflammation affecting the bone and tissues of the teeth