E. all of the above
An umbrella tends to move upward on a windy day because _<span>A. buoyancy increases with increasing wind speed </span>
<span>B. air gets trapped under the umbrella and pushes it up </span>
<span>C. the wind pushes it up </span>
<span>D. a low-pressure area is created on top of the umbrella </span>
Answer:
hypothesis: Billy and Bob want to know if the amount of baking soda added to vinegar will affect the height a rocket will launch. They will measure the height of the rocket launch in meters
Explanation:
Answer:
of motivations to give a socially desirable response
Explanation:
The bogus pipeline is nothing but a polygraph machine which is fake.
With the help of a polygraph test it can be determined whether a person is telling the truth. This is done by measuring physiological indicators of a human being such as blood pressure, respiration, pulse, and skin conductivity.
The bogus pipeline appears to be like a real polygraph machine. It is assumed that people will be truthful as they believe that the machine is real. Nowadays, it is used to measure attitude towards a certain stimulus.
Metal is a conductor of heat while wood does the opposite so having a wooden spoon would keep you from burning your hand
1. .23
2. 4
3. 6
that is the answer i know bc i already took a test on that and made a 100, so this is the answer