Select the correct answer.

Thirst is a sign of dehydration.

A.

True

B.

False

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A bike rider starts from rest and accelerates 28.0 meters down a slope in 5.00 seconds. What is her acceleration? Select one: a. 3.21 m/sec2 b. 1.75 m/sec2 c. 9.80 m/sec2 d. 2.24 m/sec2

If a scale of the solar system was built where 1mm equaled 1 mile, could the model be practically built in a city

4 examples of how Newton's law is applied

What happens when a hurricane makes landfall A) A hurricane will have a smaller storm surge after if makes landfall B) A hurricane will weaken after making landfall C) A hurricane will pick up speed after making landfall D) A hurricane will have

Which transactions can increase the balance in a checking account? Check all that apply.

What does the speed of sound depend on? A. Medium that the sound travels through B. Acoustics C. Frequency of the sound D. Loudness of the sound

Which of these is not a source of the shock waves that lead to protostars?

Which kind of information is known about a person if that person's DNA is in a database? A. how old the person is B. where the person was probably born C. some diseases the person might have D. whether the person is likely to commit a crime

A science teacher ran a marathon. After the race she showed her students the silver blanket she was given to keep her warm. A group of students investigated how the colour of the blanket affected how much infrared radiation is absorbed

Students asked to measure the temperature of a reaction beaker recorded the following temperatures. 103.7°C, 108.4°C, 105.8°C, 104.6°C The actual temperature is 105.1°C. Which measurement is the most precise