1. Record- Writing down data from an experiment.
2. Tools- a device used in a scientific investigation
3. Increase- to become greater in (size, amount or number)
4. Decrease- to grow less in (size, amount or number
5. Estimate- to make an educated guess about the size or number of something you cannot measure directly.
6. Journal/Notebook-a place for scientist to record information (data)
7. Precaution- is something done to prevent an accident.
8. Hazard- anything that can be dangerous.
9. Pan Balances- tool used to measure the mass of an object.
10. Triple Beam Balance- A tool used to measure the mass of an object.
11. Spring Scales- A tool (device) that weighs an object and that objects is attached to the end of a spring.
12. Graduated Cylinders- a narrow, cylindrical container marked with horizontal lines to represent units of measurement and used to precisely measure the volume of liquids.
13. Steps of Scientific Investigation- Question, Hypothesis, Procedure, Collect and Record Data (Observing), Conclusion
14. Investigation- the process of examining, or inquiring about something. An attempt to learn the facts and details to answer a question.
15. Hypothesis- is a possible answer to a question.
16. Procedure- a step by step plan of the experiment.
17. Collect- To gather together. You can collect data when doing an experiment.
18. Data- information that you collect during an investigation.
19. Observe (Observing)-Things that you notice during an experiment.
20. Conclusion- is an answer (explanation) of a scientific question based on the data.
21. Beakers- Beakers- a flat-bottomed cylindrical container, usually with a pouring lip, used in a science laboratory.
22. Hot Plates- a portable appliance for cooking. Normally plugged
23. Meter Stick- A long measuring stick.
24. Analyze- to examine something
25. Measure- To get the dimensions (length, width, height) or quantity (mass, weight) of something
26. Accurate- Providing a correct measurement or reading
27. Science Inquiry- involves observing, studying, and understanding the natural world.
28. Patterns- something designed or used as a model for making things
29. Trial- A repeated experiment.
30. Predictions- the act of making a prediction based on ones knowledge.
31. Variable- is anything that can change in an experiment.
32. Control- A feature that does not change in an experiment.
33. Stopwatch- A tool used for timing trails in a scientific investigation.
34. Compass- tool used to determine direction: North, South, East or West.
35. Hand Lens- magnifying glass used to view objects up close.
36. Matter- everything is made up of this if it takes up space.
37. 3 states of matter- solid, liquid, gas
38. Solid- Has a definite shape and definite volume.
39. Liquid- Has a definite volume but takes the shape of its
container.
40. Gas- Takes the shape and volume of its container.
41. Physical Properties- (list)- mass, magnetism, physical state (solid, liquid, gas), relative density (sinking and floating), solubility in water, and the ability to conduct or insulate thermal energy or electric energy)
42. Magnetism-A force that pulls magnetic materials across a distance.
43. Mass- The amount of matter in an object or substance.
44. Relative density- the amount of mass in a known volume of an object or substance.
45. Solubility- a measure of how much of one substance will dissolve in another substance.
46. Conductor- Allows energy to flow through easily.
47. Insulators- Does not allow energy to flow through easily.
48. Freezing (from a _LIQUID_ to a _SOLID__)
49. Boiling (from a _LIQUID__ to a _GAS__)
50. Melting (from a _SOLID___ to a _LIQUID_)
51. Attracted- When an object pulls another object to it.
52. Magnetic- Metal must have IRON in it to be magnetic.
53. Iron- The only metal that is magnetic.
54. Dense- How dense an object is.
55. Sink- To remain suspended within or on the surface of a fluid without sinking
56. Float- To remain on the surface (on top) of a liquid.
57. Dissolve- When one substance separates evenly into another substance.
58. Substances that dissolve in a liquid- cool-Aid, lemonade, sugar
59. Substances that do not dissolve in liquid- Sand, Rocks, pepper
60. Thermal Energy- Is another word for heat energy
61. Insulators of heat and electricity- STOPS heat and electricity grom flowing through an object. EX: wood, plastic, rubber
62. Conductors of heat and electricity- Allows heat and electricity to flow through it an object. ALWAYS A METAL.
63. Mixture- A combination of two or more substances that do not form a new substance.
64. Solution- Is a special kind of mixture. A mixture with two or more substances with one substance spread out evenly in the other substance.
65. Freezing point of water- 0C
66. Boiling point of water- 100C
67. Melting point of water- 0C
Force/Electrical Energy/Light Energy
68. Force- A push or pull motion. Forces cause a change in motion.
69. Motion- A change in the position of an object.
70. Incline- A simple machine made of a flat, sloping surface.
71. Ramp- Sloping surface between 2 levels
72. Slope- Slant at an angle or incline
73. Pulling System- is a wheel with a rope or chain wrapped around it.
74. Gravel- Small stones or rocks
75. Effect- To accomplish something. To get something done or inished.
76. Gravity- The force that attracts a body to its surface. Example: the Earth's gravity attracts objects to it's surface.
77. Friction- A force between two surfaces rubbing against each other;
friction works against motion.
78. Energy- The ability to cause a change in matter.
79. Electrical Energy-
80. Sound Energy- A form of energy produced by vibrating objects.
81. What causes sound- Vibrations.
82. Mechanical Energy- The energy of moving objects. The moving parts in a machine have mechanical energy.
83. Solar Energy-
84. Heat Energy-
85. Light Energy-
86. Complete Circuit- It is a closed circuit and electricity will flow through it.
87. Incomplete Circuit- It is an open circuit and electricity can NOT flow through it.
88. Electrical current- A path that electricity takes as it flows through a circuit.
89. Path or flow- The direction something (like electricity) takes (like in a circuit).
90. Thermal- Heat
91. Produce- To make something. Like a toaster produces heat.
92. 2 appliances that has electrical energy and produces heat-Stove, toaster
93. 2 appliances that has electrical energy and produces sound- Radio, electrical guitar
94. 2 appliances that has electrical energy and produces light- Lamp, light bulb
95. Travels- When something flows along a path.
96. Reflection- The bouncing back of light from a surface.
97. Refraction- The bending of light as it moves from one material to another.
98. 2 Objects that reflect light- Mirror, desk
99. 2 Objects that refract- Lens, Prism
100. Strikes a surface- Hits a surface.
101. Medium- Another word for object.
102. Soil- The top layer of the earth's surface, consisting of rock and mineral particles mixed with organic matter.
103. Generate- To make or produce something.
Sedimentary Rocks/Alternative Resources
104. Sedimentary Rocks- Rocks that formed when sediments are pressed and cemented together.
105. Sediments- Soil, sand, seashells and remains of dead animals that settle and layers build up.
106. Weathering- The breaking down of rocks by water, wind or ice.
107. Erosion- The movement of weathered materials by water, wind or ice.
108. Cementation (Cement)- binding or putting particles together
109. Fossil Fuels- coal, oil, petroleum and natural gas. Fossil Fuels are formed over thousands of years from the remains of dead plants and animals and are used today as energy sources.
110. Alternative Energy- Energy that comes from a NATURAL (from something living) source.
111. Wind Energy-Wind turns the blades on the windmill which turns on a generator that produces electricity.
112. Hydroelectric Energy-Moving water that is used to turn turbines. The turbine turns a rod that is connected to a generator. The generator produces electricity.
113. Geothermal Energy- How water and steam from deep in the Earth rise up a pipe to a power plant. The steam is used to turn blades in a turbine which then turns the generator on and the generator produces electricity.
114. Solar Energy-Heat (thermal) energy from the sun. Solar Panels are used to collect light rays from the Sun.
115. Biofuels- An organic material made from plants and animals. Plants contained stored energy they get from the Sun.
116. Deposition- when the material is deposited and built up in a new place forming a new landform.
117. Delta- Deltas are formed from the deposition of the sediment carried by the river. Over long periods of time, this deposition forms a triangular-shaped pattern.
118. Valley- A lowland between ranges of mountains or hills, often having a river or stream running along the bottom created by a glacier.
119. Canyon- A long, deep, steep-walled, V-shaped valley cut by a river and often having a stream at the bottom.
120. Sand Dune- Wind carries particles that over time build up and create a sand dune.
121. Cave- A hollow or natural passage under or into the earth.
122. Mountain- is a large landform that stretches above the
surrounding land in a limited area usually in the form of a peak
123. Cliff- A steep rock face, mostly found at the edge of the sea, created by wave erosion
124. Plains- A large area of flat land with few trees.
125. Plateau-a land area having a mostly level surface with at least sharply raised land on one side.
126. Solar System- A sun and all the objects that move around it.
127. Orbit- The path that one object in space takes around another object in space.
128. Craters- A hole (bowl shape) on the surface of a moon or planet caused by a meteorite hitting it.
129. Atmosphere- The gaseous air surrounding the Earth’s surface.
130. Sunspots-Darker spots on the Sun that are cooler than the rest of the Sun.
131. Rotate- The spinning of a planet or moon on its axis.
132. Axis- The axis is an imaginary (invisible) line that goes through the center of the Earth and the Earth rotates around it.
133. Revolve- Make a circular orbit around. Spinning.
134. Sunset- The sun sets in the WEST.
135. Sunrise- The sun rises in the EAST.
136. Lunar- Moon.
137. Lunar Cycle- The cycle the moon goes through. About 1 month, 28 days, or 4 weeks.
138. Phases of the Moon- The different phases the moon goes
139. Asteroids- A small rocky body orbiting the Sun.
140. Model- A representation of something.
141. Earth- The third planet from the Sun.
142. Tides- Changes in water level at the shoreline that is caused by the pull of the gravity between the Earth and moon.
143. Seasons- Different times of year caused by the revolution of the Earth around the Sun and the tilt of the Earth on its axis.