6-8 Review Part F

What is the mass of the rock?

• 335.6 g

• 350.6 g

• 354.6 g

• 356.0 g

The chart shows the results of an experiment to test the effects of different plant lights on plant seedling growth. Which group of plants showed the greatest gain in height?

• Group 1

• Group 2

• Group 3

• Group 4

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-5

Ellen noticed that she often sneezes when she visits her friend Robert, who has a cat and a parrot. Ellen wonders if she may have allergies to Robert's pets and decides to conduct a scientific investigation. What should Ellen do next?

• Ellen should tell Robert that she cannot visit him until he gives away his pets.

• Ellen should visit Sue who has a horse, a dog, a goldfish, and a hamster.

• Ellen should call her doctor and insist that she needs shots for allergies.

• Ellen should visit a friend who has only cats and one who has only parrots.

Many scientists believe that nuclear fusion will become a possible energy source within the next 10 years. What resource would be most effective in tracking the progress of this energy source?

• The local newspaper

• A chemical encyclopedia

• A physics textbook

• Scientific periodical

Tags

NGSS.HS-ETS1-3

The picture above illustrates the habitat of a population of animals and its distance from the nearest water source. How far does an animal have to travel to obtain water?

• 6 centimeters

• 12 meters

• 50 meters

• 300 meters

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The diagram shows a graduated cylinder containing water. From which position will the most accurate measure of the volume of the water be made?

• Position 1

• Position 2

• Position 3

• Position 4

In order to turn on the light, a piece of wire needs to be connected from ___.

• A to C

• A to D

• B to C

• C to D

The distance between one point on a compression and the corresponding point on the next compression in a sound wave is called a ___.

• wavelength

• rarefaction

• crest

• trough

Which diagram shows the refraction of light as it enters water from the air?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-2

The force that holds objects close to Earth is called ___.

• air

• ozone

• gravity

• pressure

Tags

NGSS.MS-PS2-4