We have a fire extinguisher in the classroom because some chemicals are
We do not dispose of all hemicals down the drain or in the garbage because
If a chemical is toxic its label should read
Because some chemicals are corrosive
Which statement is true?
We measure mass with
We measure volume with a
Sam recorded that the roses were red. That data is
The marble is 5 grams. This is a measure of
Which set of data would be best displayed on a bar graph?
A beachball floats on water because
A solid will change state to a liquid when
What is between the particles of air?
Water heated in a beaker turns to steam. Why does this happen?
Which one of these processes requires a gain in energy?
The ball was a measured mass of 113 grams. This statement is
Which of these statements is a hypothesis?
Two students think that winter thunderstorms are always followed by snow. How could they test their hypothesis?
Jenna flips a coin 10 times. Seven times it landed on heads and three times it landed on tails. Jenna concludes that coins always land on heads more than tails. Jenna might be wrong because
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