What is a Geiger Counter used to measure?
What is a Geiger Counter used to measure?
A. Radioactivity
B. Pressure
C. Water flow
D. None of these
A. Radioactivity
B. Pressure
C. Water flow
D. None of these
Approximate age of earth is ________?
A. 4.14 billion years
B. 4.64 billion years
C. 4.54 billion years
D. 4.34 billion years
Mercury is also known as_________?
A. Shine Silver
B. Quick Silver
C. Slow Silver
D. Slippery Silver
A. One
B. Two
C. Three
D. Four
A. Earthquake scale
B. Seismic scale
C. Richter scale
D. Temblor scale
A. Face
B. Feet
C. Hands
D. None of these