WorksheetsChemistry Weekly Quiz Practice Game 9-1/5-23
Total questions: 15
Worksheet time: 22mins
An experiment is conducted to test how different cleats change an athletes running speed. Six different types of cleats are tested and the 100m run time is recorded. What is the INDEPENDENT variable?
The type of cleat
The run time
The 100 meters
The athlete
A test is set up to test which brand of soda creates the biggest foam explosion when adding a Mentos candy. Three different sodas were tested. They measured the height of the foam eruption. What is the DEPENDENT variable?
Brand of soda
Number of mentos candies used
Height of foam eruption
Temperature of soda
Stephen predicted that seeds would start to grow faster if an electric current traveled through the soil in which they were planted is a(n) example of what step.
Define the Problem
Conduct an Experiment
Form a Hypothesis
Draw a Conclusion
An experiment is conducted to test how different cleats change an athletes running speed. Six different types of cleats are tested and the 100m run time is recorded. Which of the following are CONSTANTS in this experiment?
The type of cleat
The run time
The 100 meters
The athlete
If the exponent is a positive number, which of the following MUST be true?
you must get a number larger than 1
you must have a positive number
you must get a number smaller than 1
you must have a negative number
.000457
How would you write 564,000,000 in scientific notation?
5.64 x 10-7
5.64 x 106
5.64 x 108
56.4 x 107
Read this graduated cylinder using the proper number of sig figs.
21.5
21
20
21.51
Evaluate. Leave your answer in scientific notation.
(3.4×10⁴)(2×10⁴)
6.8×10⁴
5.4×10⁴
6.8×10⁸
5.4×10⁸
Evaluate. Leave your answer in scientific notation.
(9.6×10⁸) ⁄ (3×10⁴)
6.6×10²
3.2×10¹²
3.2×10⁴
6.6×10⁴
If the exponent is a negative number, which of the following MUST be true?
you must get a number larger than 1
you must have a positive number
you must get a number smaller than 1
you must have a negative number
Measure the volume of the liquid using the proper number of sig figs.
73 mL
73.0 mL
70.3 mL
73.03 mL
Type in the measurement on the balance to the correct number of significant digits. No unit.
272.19
272
272.201
270
272.2
9 mg = (a) g
