A chemical symbol represents this type of pure substance.
What is an element?
This is the calculated density of an unknown object whose mass is 18g and volume is 9ml.
What is 2 g/ml?
This is the net force.
What is 3N to the right?
Name 2 disadvantages of burning fossil fuels.
What are that they cause air pollution, contribute to global warming, or that they are nonrenewable and take millions of years to regenerate.
This box has a lower density.
When a metal can be made into thin wires, we say it is ___________.
What is ductile?
This is the scale used to compare minerals' hardness to other minerals and to other ordinary objects.
What is the Mohs Hardness Scale?
This pendulum has the greatest kinetic energy at this this point.
What is point 3?
This point has the greatest potential energy.
What is point W?
This is the speed of an object that travels 60 meters in 4 seconds.
What is 15 m/s?
This is an element that has physical and chemical properties of both metals and nonmetals.
What is a metalloid?
Physical or Chemical Change?
1. Baking a cake.
2. Boiling water.
What is
1. Chemical
2. Physical
The forces acting on this object are considered to be _____________. This object ________ move.
What are unbalanced and will?
Chemical energy in the car is transferred to _____ energy in the car.
What is mechanical energy?
These are the two types of energy that are stored/potential.
These chemical formulas are all examples of this type of pure substance.
H2O, CO2, NaCl, H2SO4
What are Compounds?
This is the ability of metals that can be hammered or rolled into thin sheets.
What is malleability?
This is the net force acting on this object.
What is 3N to the left?
A solar power plant converts _____________ to ____________.
What is a radiant/light energy to electrical energy?
Reese rides her bike 10 miles in 5 hours.
Avery rides her bike 15 miles in 5 hours.
This girl rides her bike faster.
Who is Avery?
This is a test of the color of the mineral left behind in powdered form when rubbed on a porcelain tile.
What is the streak test?
List all 5 types of evidence of a chemical change.
Precipitate, Energy change, Color change, smell change, and Bubbles fizzes or foams.
This is one way to increase potential energy.
What is lifting the object higher?
Your body converts __________________ into mechanical energy.
What is chemical energy?
These are the formulas to solve for Density and Speed.
Density = mass / volume
Speed = distance / time