P1246990923IBZih

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• Elena placed 150 grams of water into the freezer.
  She wanted to see if freezing the water would
  change its mass.
• How will the mass of the water be affected when
  the water freezes?

• A. The mass will be greater
• The mass will be smaller
• There will be no mass
• D. There will be no change to the mass

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• Mings class observed how baking soda reacts when
  combined with vinegar. The class noticed bubbles
  formed when Ming dropped vinegar onto the baking
  soda. Which type of change occurred when the
  vinegar was added to the baking soda?

• A. chemical
• electrical
• mechanical
• D. physical

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• What unit of measurement would be best to measure
  the liquid for a cake recipe?

• A. inches
• meters
• grams
• D. cups

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• Which of the following is caused by the tilt of
  the Earths axis?

• A. Earths year
• Earths day and night
• The four seasons on Earth
• D. A solar eclipse

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• What is the basic unit, or building block of life?

• A. a vessel
• a cell
• a nucleus
• a body

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• When does an object have an electric charge?

• A. when it has an equal number of protons and
  electrons
• when it has magnetic force
• when it has potential electric energy
• when it gains or loses electrons

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• When fossil fuels are taken from the ground,
  their chemical energy can be converted into
  thermal energy.
• What does the term converted mean?

• A. heated
• used by human beings
• joined
• changed into another form

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• What are the tree roots that begin above the
  ground called?

• A. prop roots
• fibrous roots
• taproots
• root hairs

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• In 1912, the proton was discovered. In 1932, the
  neutron was discovered. How many years was it
  between the time the proton was discovered and
  the neutron was discovered?

• A. 12 years
• 20 years
• 32 years
• 1920 years

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• Condensation, evaporation and precipitation are
  part of a path in what type of cycle?

• A. rock cycle
• water cycle
• chemical cycle
• life cycle

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• Find the volume of the box.

• A. 34 cubic units
• 24 cubic units
• 16 cubic units
• 8 cubic units

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• Which word below has a meaning almost the same as
  adapted?

• A. planted
• grown
• adjusted
• connected

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• Where does most photosynthesis take place?

• A. in a plants roots
• in a plants leaves
• in a plants stem
• in a plants guard cells

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Composition of Air

• Which type of graph would best represent the data
  in the table?

• A. bar graph
• line graph
• circle graph
• stem-and-leaf plot

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• Which of the following is not a type of volcano?

• A. shield
• strato volcano
• scoria cone
• tephra

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• What is the source of nearly all energy used by
  living things?

• A. water
• oxygen
• starch
• the sun

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• The length of a leaf is 10 millimeters. How many
  centimeters long is the leaf?

• A. 1 cm
• 10 cm
• 100 cm
• 1000 cm

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• What do you call a population when the last of
  its members dies?

• A. declining
• extinct
• threatened
• endangered

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• Why are fossil fuels considered nonrenewable?

• A. They are extremely expensive to use.
• They take millions of years to form.
• They are the main source of energy for
  industrial nations.
• They do not all release the same amount of
  heat.

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• What percent () of the Earth is covered by water?

• A. 25
• 45
• 50
• 75

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• Which is NOT part of the formula for
  photosynthesis?

• A. carbon monoxide
• carbon dioxide
• sunlight
• water

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• Desert bushes such as the mesquite and the
  creosote grow roots up to 15 meters long to reach
  underground water. How many centimeters long are
  the roots?

• A. 15 cm
• 150 cm
• 1500 cm
• 15, 000 cm

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• Which kind of tissue forms the body covering of
  an animal?

• A. connective tissue
• epithelial tissue
• nervous tissue
• muscle tissue

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• Earth appears to be the only planet that can
  support life as we know it. Which of the
  following gives Earth the conditions needed to
  support life ?

• A. The shape of the orbit
• the closeness of Mars
• the presence of a moon
• the distance from the sun

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• Which term below means a change in the
  direction of a wave that occurs as it passes from
  one medium to another of different density?

• A. reflection
• refraction
• rainbow
• mirror image

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• The Earths atmosphere traps heat from the sun.
  Which of the following terms is given to this
  effect?

• A. weather
• greenhouse effect
• air pressure
• warm front

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• If you sprinkle a plant with 50 milliliters of
  water every day for 100 days, how many liters of
  water will you use?

• A. 5 L
• 50 L
• 500 L
• 5,000 L

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• Which unit of measurement would be best to
  measure the area of a wetland?

• A. square centimeters
• square inches
• square feet
• square kilometers

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• In what layer of the atmosphere does the Earths
  weather occur?

• A. stratosphere
• troposphere
• mesosphere
• thermosphere

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• What kind of energy does a ball possess when it
  is being held at the top of an inclined plane?

• A. potential energy
• kinetic energy
• inertia
• force

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• What is the type of rock that is formed from
  existing rock due to heat and pressure over time ?

• A. sedimentary
• metamorphic
• igneous
• none of the above

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• What is mitosis?

• A. The structure of DNA
• threadlike strands
• the number of cells in the human body
• the process of cell division

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• Which natural resource is actually dissolved in
  sea water?

• A. copper
• nickel
• cobalt
• salt

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• As a part of an experiment, you are asked to put
  water in the freezer for a quarter of an hour.
  How many minutes is this?

• A. 15 min.
• 30 min.
• 45 min.
• 60 min.

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• What is one important product of photosynthesis?

• A. carbon monoxide
• oxygen
• water
• chlorophyll

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• The age of a fossil is recorded in which of the
  following units of measurement ?

• A. years
• days
• hours
• minutes

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• What happens during photosynthesis?

• A. Plants convert the suns energy into food
  energy.
• Burning gas and coal produce energy that people
  can use.
• Small particles are fused to form larger
  ones.
• Energy from the sun travels in waves.

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• The distance form the Earth to the Moon is best
  measured in which of the following units?

• A. kilometers
• meters
• centimeters
• millimeters

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Kaylas Dinner

• Using the table, determine how many grams of fat
  Kayla consumed during dinner?

• A. 60 g
• 80 g
• 140 g
• 1400 g

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• What is the smallest unit of an element that has
  all of the properties of that element?

• A. a proton
• a neutron
• an atom
• an electron

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• What are populations of organisms living together
  called?

• A. an organism
• a community
• an ecosystem
• a habitat

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• Which instrument would you use to measure the
  volume of a liquid?

• A. balance
• meter stick
• graduated cylinder
• none of these

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• Which of the following is the best definition for
  the word inertia?

• A. the tendency of a body to resist any change
  to its motion
• size and weight
• ability to use force
• capacity for travel at high speeds

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• A plant and a box are placed on the balance.
  Which of the following statements is true?

• A. The plant weighs more than the box.
• The box weighs more than the plant.
• The plant and box weigh the same.
• The box weighs 10.5 grams.

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• Which one would NOT be used as an insulator?

• A. plastic
• copper
• rubber
• air

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• What type of graph would best represent the
  percent of different elements that make up water?

• A. line graph
• circle graph
• bar graph
• stem-and-leaf plot

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Boiling Points

• How many degrees Celsius difference are the
  boiling points for iron and table salt?

• A. 3000
• 1587
• 1413
• 1000

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• Why would you not want the lights in your house
  to be on a series circuit?

• A. If one bulb burned out, all the others would
  go out too.
• The electric current in a series circuit is too
  powerful for home use.
• A series circuit generates too much heat.
• Bulbs on a series circuit burn out too
  quickly.

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• What is kind of energy does a rolling ball have?

• A. potential energy
• kinetic energy
• inertia
• force

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• Which is NOT part of the physical environment?

• A. landforms
• air
• animals
• water

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• What term below means the bouncing off or
  turning back of light, sound or heat waves from a
  surface?

• A. refraction
• reflection
• wavelength
• color spectrum

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• What should you do if you are having trouble with
  a question on a test?

• A. Re-read the question to make sure you
  understood what it is asking.
• Mark the page, move on to the next question,
  and come back to the question later.
• Read the question one more time and answer it
  the best you can.
• All of the above, in that order!