What simple machines would move or turn an object?

Question 3 options:

wheel and axle

lever

screw

wedge

4. A see-saw is an example of what type of lever?

Question 4 options:

First Class

Second Class

Third Class

Fourth Class

What is the longest wavelength in the molecule's absorption spectrum?

Define hardware. Give 2 examples

a. A nucleus is made up of protons and neutrons. Protons have positive charges and neutrons have no charge. The strong nuclear force holds the nucleus together because it acts against another force inside the nucleus.

Peat is actually the early stage of

Which is bigger 1.1 newtons or 64 milliliters

Which of the following is not a result or consequence of rising average air temperatures on Earth? Glaciers and ice sheets melt. Sea levels rise. Evaporation increases. Salinity increases.

How does the doppler effect explain differences in sound pitch? choose all that apply?

A generator converts

The standard international unit of measurement S I for mass is the what

What is the stopping distance at night for a passenger vehicle traveling at 50 mph?