week 4 – day 2

Week 4 – Day 2

OBJ 1What question is trying to be answered?

OBJ 1What question is trying to be answered? Does HEATING TIME affect the amount

of mass that can be lifted

OBJ 1A researcher wants to determine the averagenumber of cave crickets that exit a certaincave in the first two hours after sunset. Thebest procedure for collecting precise data inthis investigation is to

OBJ 1A researcher wants to determine the averagenumber of cave crickets that exit a certaincave in the first two hours after sunset. Thebest procedure for collecting precise data inthis investigation is to COUNT crickets exiting the cave on several

nights and calculate the AVERAGE value

OBJ 1

Why is this inaccurate?

OBJ 1

Why is this inaccurate?

some light must enter a window in order for people to see out

Obj 2• Which of the

following shows an example of an open circulatory system?

OBJ 2• In animal cells like the

one shown above, which organelle is used for storing water?


one shown above, which organelle is used for storing water?

VACUOLE


one shown above, which thing controls everything (is HQ the Headquarters)


one shown above, which thing controls everything (is HQ the Headquarters)

NUCLEUS

Obj 2• Botanists cross a heterozygous (Pp) plant

having purple flowers with a homozygous (pp) plant having white flowers. About what percentage of the offspring will have purple flowers?

Obj 2• Botanists cross a heterozygous (Pp) plant

having purple flowers with a homozygous (pp) plant having white flowers. About what percentage of the offspring will have purple flowers? PURPLE FLOWERS= 50% WHITE FLOWERS= 50%

OBJ 2The cells of animals release energy through the process of —A photosynthesisB respirationC DNA replicationD protein synthesis

OBJ 2Why will knowledge of the human genomeenable scientists to better understand proteinsinvolved in human diseases?


DNA contains the info to make PROTEINS…KNOW PROTEINS MORE…..FIGURE OUT HOW

THEY ARE INVOLVED IN DISEASES

OBJ 2Fungi are different from plants in that

fungi F secrete enzymesG decompose organic wasteH contain DNAJ have cell walls

OBJ 3• The photograph

above hows a virus attacking a human T cell (immune cell). Which disease could result if many T cells are destroyed in this manner?

OBJ 3• The photograph

above hows a virus attacking a human T cell (immune cell). Which disease could result if many T cells are destroyed in this manner? AIDS

OBJ 3U is closest to=

V is closet to =

X is closest to =

OBJ 3U is closest to= T

V is closet to =

X is closest to =


V is closet to = W

X is closest to =


V is closet to = W

X is closest to = W

Obj 3

Liana plants are woody vines that grow on some trees in rain forests. These climbing plants are most likely adapted for —

Obj 3

Liana plants are woody vines that grow on some trees in rain forests. These climbing plants are most likely adapted for —

GROWING through layers of foliage to reach available sunlight

OBJ 3• The diagram above

shows a simplified food pyramid. The number of organisms is generally smaller at the top than at the bottom because organisms at the top usually —

OBJ 3• The diagram above

shows a simplified food pyramid. The number of organisms is generally smaller at the top than at the bottom because organisms at the top usually — REQUIRE MORE ENERGY

OBJ 3Some members of the pumpkin family

produce roots capable of storing large amounts of water. Some of these roots have a mass of about 30 kg. In which type of environment are these plants most likely found?

F AquaticG DryH ColdJ Humid

OBJ 3

• The birds eat the crickets the buffalos cause to fly up and the bison don’t bother the birds. What is the relationship?

OBJ 3

• The birds eat the crickets the buffalos cause to fly up and the bison don’t bother the birds.

• COMMENSAL

OBJ 3A hypothesis that two organisms fromdifferent species are related to each other isbest supported by —F) the presence of homologous structuresG) a similarity in dietH) the presence of nitrogenous basesJ) a similarity in method of reproduction

OBJ 4• What is a proper way to dispose of a

solid produced during a chemical reaction?

OBJ 4• What is a proper way to dispose of a solid

produced during a chemical reaction?

• PLACE THEM IN DESIGNATED containers

OBJ 4• What 2 things

do you know from this picture?

OBJ 4• Which of the

following conclusions is the best for the experiment shown above?

OBJ 4What is a step in the digestive process that is

a physical change?F) Water being absorbed in the large

intestineG) Enzymes breaking down proteins into

amino acidsH) Saliva changing starches into sugarsJ) Insulin metabolizing simple sugars

OBJ 4Which of these steps in the digestive process

is a physical change?F) Water being absorbed in the large

intestineG) Enzymes breaking down proteins into

amino acidsH) Saliva changing starches into sugarsJ) Insulin metabolizing simple sugars

OBJ 4A student added a small

amount of sodium carbonate solution (Na2CO3) to a test tube containing calcium chloride (CaCl2) solution. A white solid immediately appeared. What conclusion can be made from this experiment?

OBJ 4When copper and oxygen chemically

unite, they form —F) an ionG) a gasH) a compoundJ) a mixture

OBJ 4When 2 oxygen molecules combine

together, they form a?F) an ionG) a gas moleculeH) a compoundJ) a mixture

OBJ 4When 2 oxygen molecules combine

together, they form a?F) an ionG) a gasH) a compoundJ) a mixture

OBJ 4

What are the coefficients when this equation is balanced?

OBJ 4

• Why does this violate the conservation of mass?

OBJ 5

The Pioneer 10 spacecraft was launched inMarch 1972 to explore the solar system.Pioneer 10 has continued on its journey and isnow traveling beyond the solar system. Whichstatement best explains why Pioneer 10continues to travel farther out into space?

OBJ 5The Pioneer 10 spacecraft was launched inMarch 1972 to explore the solar system.Pioneer 10 has continued on its journey and isnow traveling beyond the solar system. Whichstatement best explains why Pioneer 10continues to travel farther out into space?

OBJECTS IN MOTION STAY IN MOTION, objects are rest stay at rest…UNLESS A FORCE ACTS ON IT

OBJ 5

If a 2.0 kg mass is moving at a constantvelocity of 15 m/s, what is its momentum inkg · m/s?

OBJ 5• What color will a ripe

strawberry appear to be• under these lights if no

other light is present?

OBJ 5• What color will a ripe

strawberry appear to be• under these lights if no

other light is present?

• RED

OBJ 5Heat energy is transferred from the

hot end of a metal wire to the cool end through —

A) radiationB) reflectionC) conductionD) convection

OBJ 5Heat energy is transferred from the

hot end of a metal wire to the cool end through —

A) radiationB) reflectionC) conduction = TOUCHINGD) convection

OBJ 5When a car suddenly stops at a red light, abook lying on the car seat slides forward.

WHY does the book continue to move forward?

The book’s inertia causes it to continuemoving.

OBJ 5

The velocity of a 40 kg object increases from 20 m/s to 30 m/s in 2 seconds. What is the acceleration of the object during these 2 seconds?

F) 4 m/s2

G) 5 m/s2

H) 10 m/s2

J) 50 m/s2

OBJ 5The velocity of a 40 kg object increases from

20 m/s to 30 m/s in 2 seconds. What is the acceleration of the object during these 2 seconds?

F) 4 m/s2

G) 5 m/s2

H) 10 m/s2

J) 50 m/s2

week 4 – day 2

Documents

purple flowers

white flowers

homozygous pp plant

heterozygous pp plant

animal cells

human diseases

human genomeenable scientists

open circulatory system