Show:
elements
measurement
physical and chemical properties
forces
speed and motion
100
Where do you find the metals on the periodic table?
What is left of the metaloids ( or stupid stairs)
100
To find the MASS of an irregular solid, use a ________
What is triple beam balance
100
What kind of physical property is being able to be flattened into sheets?
What is malleability
100
The unit of measure for force
What is newton
100
The formula for speed
What is total distance divided by total time
200
If an element is ductile, has excellent conductivity, and has a reflective luster, it is most likely a __________________
What is a metal?
200
What is the equation for finding density?
What is mass divided by volume
200
The ability of heat or electricity to flow through an element
What is conductivity
200
Sum of all the forces acting on an object
What is net force
200
If a boat is traveled 500 meters in 25 seconds what is it’s average speed?
What is 20m/s
300
__________such as silicon are often called semi conductors bc they conduct electricity somewhat, but not the same as other elements.
What is Metalloids
300
The density of a wedding ring found by Ferosh in my back yard was 17.4 g/cm3. Is the ring made of gold?
What is no. (gold is 19.3)
300
Melting point of an element is an example of a ________
What is Physical property
300
In a tug of war, when one team is pulling with a force of 100 N and the other 80 N, what is the net force?
What is 20N
300
Draw a distance time graph that has constant speed
What is ( a straight diagonal line)
400
Sulfur is dull, yellow and does NOT conduct electricity, it is a_________________.
What is non metal
400
What is the density of an object with a mass of 60 g and volume of 2 cm3?
What is 30 g/cm3
400
What is the difference between boiling a potato and burning a potato
What is boiling is physical and burning is chemical
400
The normal force acts on any object that _______
What is touches a surface
400
Draw a distance time graph with an object at rest
What is ( a horizontal line)
500
List 3 physical properties of a non metal
What is dull, won't conduct heat/electricity/ brittle
500
If you have a rectangular brick that is 2cm by 3 cm by 4cm and has a mass of 48 grams. What is the density?
What is 2.0 g/cm3
500
Name 5 clues that a chemical reaction has taken place
What is b/f, unexpected color or odor, unexpected temp, precipitate, smoke,fire and light.
500
If an object is stationary or moving at a constant speed the forces are ________
What is balanced.
500
If a golf cart travels 200 yards in five seconds. Calculate it’s average speed.
What is 40 yds/sec