In the equation 234Th90 - > 234Pa91 + X, which particle is represented by X?

Which is better for prying open a stuck cover from a can of paint - a screwdriver with a thick handle or one with a long handle? Which is better for turning stubborn screws? Explain

Which of the following equations relates to work, distance, and force correctly? a. Distance = Work x Force b. Force = Work / Distance c. Force = Work x Distance

Which machine has an IMA less than 1 A: rake B: a crowbar C: a bottle opener D: a shovel

How does nuclear fusion produce energy

Witch of the statements about water is true?

What makes the lumbar vertebrae different from the cervical vertebrae and the thoracic vertebrae?

Matter has Certain types of what

Identify the type of relationship that exists between density and temperature

You are standing on the sidewalk and see a bus drive by. What would be an ideal frame of reference? A bird flying overhead A jogger running along the sidewalk A car driving alongside the bus A tree across the street

One isotope of sodium has 11 protons and 7 neutrons. What is the mass number of this isotope?