Endeavor
What are two types of conductors?
metals and tap water
What is the explanation for seeing someone upside-down when looking through a hand lens?
The light travels in a straight line until it refracts as it passes through the lens.
When evaluating a circuit what are TWO things to look for?
power source/battery and a switch open or closed
Which tool measures how mass affects the force needed to move objects?
A spring scale
Animals have different life cycles. When a lizard comes out of the egg, it looks like the adult, but smaller. Which animal life cycle goes through the similar stages as the lizard?
ladybug, turtle, frog, or butterfly
turtle
List the steps that form sedimentary rock.
weathering, erosion, deposition, compaction, and cementation
List the properties of plastic according to: conductivity of electricity and heat, solubility, and physical state at room temperature.
Plastic is NOT a conductor of electricity nor heat, it is not soluble in water, and it is a solid at room temperature
Which are renewable resources on the following list:
wind, coal, natural gas, water power, petroleum
wind and water power
Which appliance can change electrical energy into mechanical energy?
a fan or a blender
You take a hike and find an animal skull. You want to know if it was carnivorous. What do you look for?
Sharp teeth
Name three items that are less dense than water.
Oil, cork, sponge, wood, bottle cap, plastic ball, ice
In a food web, where is energy being transferred from?
the plants
A student noticed drops of water on the outside of the window on a clear and sunny day. How is this possible?
The water vapor condenses as it changes to liquid when it touches the cold glass window.
Tell the difference between weather and climate
Weather is day to day or next/last week.
Climate is the average over time (months, seasons, or years)
Which soil retains the most water?
gravel, loam, clay, or silt
clay
On the following list, name the conductors:
rock, paper clip, rubber band, wooden stick, iron nail
paper clip and iron nail
You see a picture of trees, clouds, and a pond. What process did light undergo on the pond's surface to produce an image of the trees and clouds?
Reflection
Describe the physical properties of the following items based insulators of thermal energy, floating in water, and conductors of electrical energy.
cardboard and copper wire
cardboard is an insulator, will float, and will not conduct electricity
copper wire will not insulate, not float, and will conduct electricity
Describe the physical properties of the following items based insulators of thermal energy, floating in water, and conductors of electrical energy.
aluminum washer, and rubber ball
aluminum washer is not an insulator, will not float, and will conduct electricity
a rubber ball is an insulator, will not float, and does not conduct electricity
Juan constructs a car ramp with two books, a toy car, and three boards with different surfaces. He wants to explore the impact of friction on speed. Which variable is affecting the car's speed?
the different surfaces
Identify the item that:
is not soluble in water, can conduct heat, is a solid, can conduct electricity,
metal
Which cardinal direction will the sun be at 10 a.m. if you are facing north?
East
You are facing east in soccer practice a you see a green and black ball on the grass. You kick the ball you have so that it will hit the green and black ball on the grass. In which direction will the green and black ball move when you kick your ball? northeast, west, east, southeast, south?
Name one correct way to separate each mixture:
sand and water
pebbles and glass marbles
ground pepper and milk
iron filings and sand
grapes and cherries
filter and funnel for sand /water
hands for pebbles/marbles
filter and funnel for pepper/milk
magnet for iron filings/sand
hand for grapes/cherries
Wind would pick up sand and hit the rock over time.