What standards units are used to measure mass/weight?
Grams, Kilograms
Particles are moving quickly and spreading out in a space. What state of matter is this?
Gas
Which properties can you observe using your senses?
A. Hardness
B. Mass
C. Texture
D. Color
A, C, D
Pam using ping pong balls to model a water molecule. Why does she have 2 different ball colors?
The balls represent 2 different elements.
If you boil water on the stove, are particles speeding up or slowing down?
Speeding up
What standard units are used to measure volume?
Liters, Milliliters
Particles can move past each other, but are somewhat close together. What state of matter?
Liquid
Properties- grainy, tan, not soluble. What is most likely the substance?
Sand
A compound must have at least _______ different elements.
Two
Temperature is measured in?
Celsius and Fahernheit
Volume is the amount of space an object takes up. T or F
True
Particles are vibrating, but can't move past each other. What state of matter is this?
Solid
Your are testing the solubility of baking soda and corn starch, after waiting for an hour, you see white material at the bottom of the beaker. Which substance is this- baking soda or corn starch?
Corn starch
If molecules move faster, is the temperature heating up or cooling down?
Heating up
Length is measured in?
Meters, kilometers
Volume is to liters, as mass is to _________.
Grams or kilograms
Water vapor is an example of which state of matter?
Gas
Micheal is using a lightbulb, a battery, and several objects. What property is he investigating?
Conductivity
I want to draw a model to show that particles of matter are too small to be seen. Which would best help show this concept?
A. Model the mass of a sugar cube.
B. Model the height and length of ice.
C. Model the elements in a water molecule.
C
An electrician is using a screwdriver. Which part of the screwdriver would not conduct heat or electricity?
The handle.
If you have 2 graduated cylinders that you are observing. Which statement would be a measurement?
A. The two liquids are the same color.
B.Both samples are liquids.
C. One of cylinders contains 50 ml.
C
Which state of matter is represented when water droplets appear on the outside of a glass of ice water?
Gas-water vapor
Two substances are tested for conductivity. One is conductive and the other is not. Can this be the same substance? Yes or No
NO
Define an atom.
The smallest particle of an element.
Name 3 properties of a substance by only looking at it.
Color, size, shape, state of matter.