Which part of an investigation is only found in an experimental investigation?

a. a hypothesis
b. a control group
c. a procedure
d. a conclusion

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

What is the temperature of one mole of helium gas at stp?

Which fact represents evidence for the big bang theory?