Write TRUE if the statement is correct and FALSE if not. 1. The moon's gravity pulls on the Earth and makes the tides rise and fall every day-
2. The astronauts appear to float because of weightlessness inside the spaceship.
3. Friction is the reason why you can hold a notebook and why you do not slip when
4. Lubricating a surface with oil is another way to reduce friction.
5. Rollers, wheels, and bearings increase friction
walking​

Laboratory experiments, observational field studies, and model-building are all examples of different forms of scientific investigations.  in what way do laboratory experiments primarily differ from other forms of scientific investigations?   a.  a laboratory experiment is the only accepted form of investigation within the scientific community.  b.  studies about how things behave in nature or studies involving very large objects are best answered through laboratory experiments.  c.  laboratory experiments involve the identification and control of variables.  d.  data can only be generated through laboratory experiments, not other forms of investigation.

Which of the following is an example of units for speed

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates