Science Skills Test Review

How do you write 8.317 x 10⁶ in standard form?

• 8, 371, 000

• 83, 170, 000

• 837, 100

• 8, 317, 000

When writing a number in scientific notation, the first number must be greater than 1, but less than 10.

• False
• True

How do you write 1001 in scientific notation?

• 1.0001 x 10⁴

• 1.01 x 10⁵

• 1.001 x 10³

• 10.1 x 10³

How would you write 0.0005 in scientific notation?

• 50 x 10⁵
• 5 x 10^-4
• 5 x 10^-3
• .5 x 10³

Why are approved eye protection devices (such as goggles) are worn in the lab?

• To improve your vision

• To make you look like a bug

• To give you headaches

• To protect eyes around chemicals, heat, or glassware

You are in lab and your partner accidentally gets their hair stuck in a triple beam balance. What should have your partner done?

• Worn a hat in class

• Skipped class

• Got a hair cut

• Tied/pulled their hair back

If you have been injured in the lab, what should you do first?

• Apply the first aid yourself

• Go to doctor after school in a few hours

• Tell your science teacher immediately

• Not tell anyone

Horseplay or practical jokes in the laboratory are...

• always against the rules.
• okay.
• not dangerous.
• okay if you are working alone.

You may eat or drink in the science laboratory...

• after you have washed your hands.
• on the days you are not doing a lab.
• only from the beakers.
• at no time unless given teacher approval.

After completing an experiment in the lab, all chemical wastes should be:

•  poured down the sink.
•   disposed of according to the teacher's directions.
• thrown at other students.
• taken home to play with.