Q: What can be hard or even impossible to perform in a scientific sense? Choices: - hypothesises - idea - theorys - experiments A:
experiments

(Question)
Q: What is measured using units pascal, bar, atmosphere or mmhg? Choices: - fuel - Muscle - push - pressure A:
(Answer)
pressure

Ques: Q: What causes acid rain, ozone depletion, and global warming? Choices: - ozone layer - water pollution - radiation - air pollution A:
Ans: air pollution

(Q).
Q: What is the term used for a large body of air of the same temperature and moisture conditions? Choices: - air group - sky mass - air pool - air mass A:
(A).
air mass

Ques:Q: What type of amplitudes and wavelengths avoid detection in deep water? Choices: - high and long - high and wide - low and wide - low and long A:

Ans:low and long

Ques: Q: Isotopes have different number of these in their nuclei? Choices: - protons - electrons - atoms - neutrons A:
Ans:
neutrons