Lab Safety, Metric System, and Scientific Method

What is a TRIPLE BEAM BALANCE used to measure?

• The WEIGHT of an object.

• The MASS of an object.

• The HEIGHT of an object.

• The WIDTH of an object.

We use WATER DISPLACEMENT to measure _______________.

What is the reading on the triple beam balance? Record the number in the space below.

• 320.6g

• 311.0g

• 310.3g

• 411.3g

What is the volume of the Green Jade sample?

A diamond is dropped into a graduated cylinder containing 100 mL of water. The new volume is 147 mL. What is the volume of the diamond?

• 57 mL

• 27 mL

• 47 mL

• 147 mL

Tags

NGSS.MS-PS1-2

What is the volume of liquid in this graduated cylinder? Be sure and look at the bottom of the meniscus.

• 20 mL

• 26 mL

• 32 mL

• 24 mL

Volume is a measurement of how much ________ an object takes up.

• Matter

• Space

• Weight

• Water

What piece of equipment would you use to find the volume of an irregularly shaped rock?

• length x width x height

• Triple Beam Balance

• Ruler

• Graduated Cylinder/Water Displacement

What is the mass of the object being measured by the triple beam balance shown?

• 165.0g

• 167.0g

• 67.0g

• 7.0g

Horseplay is alway acceptable in a laboratory.

• True

• False

Answer explanation

Horseplay is NEVER acceptable in a lab!