Benchmark Review

Chemistry Energy Heat Transfer Physics Energy Resources 100 200 300 400 500

The word “pure” represents what? Chemistry 100 The word “pure” represents what?

An Element

Which picture represents a compound? Chemistry 200 A Which picture represents a compound? B C

Picture B

Chemistry 300 Which is an example of a chemical change? Ice melting in lemonade on a hot summer day. A silver garden gnome turning green over a year. Cutting wood to build a new backyard fence. Which is an example of a chemical change?

2

Which section of the chemical equation is an element? Chemistry 400 NaCl + 2H2O + 3C2 Which section of the chemical equation is an element? B C A

C

Chemistry 500 2 1 3 Aluminum is shiny in luster, and is used to make foil therefore it can be hammered into thin sheets. Knowing these properties of Aluminum, what position of the periodic table would Aluminum be found?

Position 1

Energy 100 Label the examples as Potential or Kinetic energy. Basketball player shooting a free throw Car parked in the garage Radio turned off Pencil writing an essay Children playing soccer Label the examples as Potential or Kinetic energy.

Kinetic Potential Potential Kinetic Kinetic

Energy 200 A B C D At which position does the rock have greater potential energy?

Position A

Energy 300 What is the energy transformation for a dryer? ______________  ______________  _______________

Electrical  thermal  Mechanical

___________  ___________ Energy 400 What is the energy transformation for a gasoline powered lawn mower? ___________  ___________

Chemical  Mechanical

Energy 500 At which position will the water have the least amount of kinetic energy?

Position 1

Heat transfer 100 What type of heat transfer happens by direct contact?

conduction

Heat transfer 200 What type of heat transfer is from heat by the sun?

radiation

Heat transfer 300 Summer was right around the corner, and Molly was ready to go swimming. She put one foot in the water, and it seemed warm enough to swim. She jumped right in. As she dropped to the bottom the water felt a lot colder then when she touched it with her foot. What type of heat transfer made the top of the pool feel warm?

Convection

What type of heat transfer occurs for water to boil?

convection

Heat Transfer 500 True or False A student has 2 objects. Object one is 22C object two is 43C. The student then put the objects together to see how they would transfer heat. After 5 minutes the student recorded that object one now had a temperature of 7C and object two was at 56C.

false

Physics 100 43 N 34 N Which direction will the box move?

Right

Physics 200 42 N 26 N 56 N Which direction will the box move?

Right

Physics 300 125 N 245 N 375 N 89 N Which direction will the box move?

Up & left

Physics 400 How can Billy make his work easier by reducing the amount of force?

Add more pulleys

Physics 500 What is the first thing you do to solve this problem? 42 N

Add to total the force on the left side

Energy resources 100 True or False A disadvantage for coal is that it has a positive impact on the health of coal miners.

false

Energy resources 200 Name the 3 fossil fuels

Coal, petroleum(oil), natural gas

Energy resources 300 What is an advantage of Hydropower energy? Positive impact on fish Building dams destroys habitats It is a renewable resource

C

Energy Resources 400 What is a disadvantage of natural gas? There is a limited amount Easy to store Easy to transport

A

Energy resources 500 In your own words, name a disadvantage of nuclear energy.

Radioactive, dangerous, etc.