Manganese-52 has a half-life of 6 days. How many days would a scientist have to wait for the radioactivity to be 12.5% the starting amount? 6 12 18 24

Energy from the Sun and energy from food are just different forms of the same thing. Question 20 options: True False

Which waves can travel through both solids and liquids? Which waves can travel only through solids? Which waves can make dramatic ground movements? Which waves can compress and expand the ground like an accordion?

All organisms in Kingdom Animalia are multicellular, meaning their bodies are composed of more than one cell. Which other characteristic is common to organisms in this kingdom? A. All have a backbone. B. All are able to survive in water. C.

Laptop sits on a desk the desk applied an upward force of the laptop and keeps it from falling to the floor this force is a push what is the direction of this force?

The scientist who incorrectly theorized that it was the positive charge that moved through a circuit was ...

What does the second law of thermodynamics say about entropy apex?

If an oscillation is moving up and down in the y-axis and the wave is traveling to the right in the x-axis, what type of wave is this?

What can result if an earthquake causes a sudden vertical change in the sea floor? A. a tsunami B. liquefaction C. soil creep D. sheet erosion

Suppose gene A on the left chromosome is damaged and no longer functions. what form of the trait would show? Why?

I'm completely lost in physics, the Kinematics and dynamics units ... My exam is coming up ... If a biker travelling at 6.4m/s sees biker B 34m ahead on the road travelling 4.7m/s. How far will biker B get before biker A catches him?