Conversions
Kevin Fast pulled a CC-177 Globemaster airplane 8.8 m. The plane weighed 188 tons. How many pounds did the plane weigh?
376,000 lbs
How many steps are in the Scientific Method?
7 steps
What is the density of an object that has a mass of 24g and a volume of 4cm3 ?
Density is 6 g/cm3
2.65 x 10-12
Write in Standard Notation
.00000000000265
This is the first person that should be made aware of any mishaps or accidents during a lab.
The teacher
Convert 3 miles into yards
5,280 yds
What is the third step in the Scientific Method process?
Hypothesis
What is the formula for density?
Show teacher answer on board
245,860,000,000 Place in Scientific Notation
2.4586 x 1011
This piece of equipment is used for holding solid or liquid samples in the lab.
Beaker
Convert 17 cm = ______m
.17 m
What is the final step in the Scientific Method?
Conclusion
What is the density of 200g of water that occupies 25 cm3 ?
Density=8 g/cm3
What does a negative exponent tell you about a number?
The number is very small.
This piece of lab equipment is used to measure volume of liquids during a lab.
Graduated Cylinder
How many milligrams are in 24 g?
24000 g
What happens if you do not get a logical explanation for your conclusion?
Rewrite Hypothesis
What mass of Copper occupies a volume of 450 cm3 and the density is 15 g/cm3?
The mass is 6750 g
How many significant figures are in the measurement 30,780 grams?
4
This piece of lab equipment is used to mix liquids that could splash.
Erlenmeyer Flask
Convert 45 inches to centimeters
114.3 cm
Write the steps in the correct order
observe question hypothesis plan experiment data conclusion
A gold bracelet has a mass of 22.8g and the density of 11 g/cm3 , what is the volume?
The volume is 2.07 cm3
A three is 70 feet tall. It was measured twice using the same tool. The measurements recorded were: 59.3 feet and 58.9 feet. Are these measurements accurate, precise, or both?
Precise
Tom saw a clear substance in one of the beakers and thought he would take a sip from it to find out what it was; he became very ill and was sent to the hospital to be treated. What lab safety rule did Tom not follow?
What is never taste or eat in the lab?