Show:
Element or Compound?
Density
Potential or Kinetic?
Energy
Kingdoms
100
What is an Element?
one type of atom
100
What is the formula for density?
mass (kg) / volume (m^3)
100
What is potential energy?
Stored energy
100
Which energy transformation occurs when a match is lit? A) Chemical energy to heat energy B) Heat energy to potential energy C) Electrical energy to heat energy D) Kinetic energy to potential energy
A) Chemical energy to heat energy
100
Which of the following organism is not an autotroph? A) mushroom B) grass C) tree D) moss
A) mushroom
200
What is H2O?
compound
200
Which scientific term means, "the mass of an object divided by its volume"?
Denisty
200
What is kinetic energy?
force/energy due to motion
200
The Law of Conservation of Energy states that — A) energy is totally lost B) more energy is produced C) energy changes to matter like chemicals D) energy changes form, but is not lost or gained
D) energy changes form, but is not lost or gained
200
Which Kingdom includes insects such as a grasshopper? A) Animalia B) Plantae C) Protista D) Archaebacteria
A) Animalia
300
CO + H2O = CO2 + H2 What is classified as an element?
H2
300
Find the density of a cube. Each side of the cube measures 3 cm and the mass of the cube is 12 g. What is the approximate density of the cube?
0.4 g/cm3
300
At which point on the roller coaster will the car have the greatest amount of kinetic energy?
Going down a hill
300
A gasoline-powered vehicle goes up a hill from point X to point Y. What energy transformation must occur in the car’s engine? A) Chemical energy into mechanical energy B) Electrical energy into chemical energy C) Heat energy into chemical energy D) Mechanical energy into nuclear energy
A) Chemical energy into mechanical energy
300
Which organism is in the Domain Eukarya but not in the Kingdom Fungi? A) Yeast B) Algae C) Mildew D) Mold
B) Algae
400
What do the letters Na and Cl stand for in the chemical formula NaCl?
Elements
400
What is the density of a rock that has a volume of 40 m^3 and the mass of 200g?
5g/m^3
400
Which type of energy best describes the motion of a ball rolling down a hill?
Kinetic
400
An engineer measured how much energy a new type of wind turbine generated in locations with different wind speeds. A graph of the results is shown above. What is the best inference about operating the wind turbine at a location with wind speeds ranging from 0 to 8 km/h? A) The turbine can reduce a household’s electricity bill. B) The air is too dense to turn the rotor blades of the turbine. C) The wind moves too slowly to generate enough energy. D) Air pollution can be eliminated by using the turbine.
C) The wind moves too slowly to generate enough energy.
400
Which Kingdom includes segmented worms such as an earthworm? A) Fungi B) Plantae C) Animalia D) Protista
C) Animalia
500
Which of the following is a compound? A) Co B) Fe C) H D) CO
CO
500
What is the combined density of two rocks if they have a combined volume of 3 cm3 and a combined mass of 17 grams?
5.7 g/mL
500
Which type of energy best describes a stationary rubber band that is stretched?
Potential
500
Two friends decide to go to the park and watch a movie on a computer. The computer runs on battery power. What energy transformation is occurring from the battery to the light being given off by the computer? A) chemical, electrical, light B) chemical, electrical, sound C) electrical, light, sound D) electrical, chemical, light
A) chemical, electrical, light
500
What type of organism is the common house cat? A) parasite B) saprophyte C) autotroph D) heterotroph
D) heterotroph