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Review for AIR 1

Total questions: 37

Worksheet time: 2hrs 4mins

Name
Class
Date
1.
The direction of the flow of energy in a food web is represented by ___.
a)
Light bulbs
b)
Dotted Lines
c)
Arrows
d)
Bubbles
2.

In the diagram, which organism provides nutrients for the

largest number of other organisms?

a)

Seal

b)

Herring

c)

Snapper

d)

Bluefish

3.

What are the organisms that break down dead organisms?

a)

Producers

b)

Consumers

c)

Decomposers

d)

Organisms

4.

Which type of consumer only eats plants?

a)

Herbivore

b)

Omnivore

c)

Carnivore

d)

Producer

5.

How is a food web different from a food chain?

a)

Food webs contain only producers, not consumers.

b)

Food webs do not include decomposers.

c)

Food webs contain many different, linked food chains.

d)

Food webs exist in aquatic environments; food chains exist in terrestrial environments.

6.
Where an animal lives is called the animal's ______
a)
wildlife
b)
habitat
c)
environment 
d)
carnivore 
7.

An animal that eats only meat is a(n)...

a)

carnivore

b)

omnivore

c)

herbivore

d)

decomposer

8.

Why do people say adult lions are at the top of the food chain?

a)

Adult lions have no predators in the wild.

b)

Adult lions are prey for many different kinds of animals.

c)

Adult lions are producers and can make food on their own.

d)

Adult lions help other animals get food by hunting for them.

9.
Pitch is __________________.
a)
how loud or soft a sound is
b)
how high or low a sound is
c)
when sound comes back to you
10.
The longer the string on an instrument, the _________ the pitch.
a)
lower
b)
higher
c)
softer
11.
What causes sound?
a)
when the pitch is high
b)
when something vibrates
c)
when the volume is loud
12.
What does it mean to reflect?
a)
bounce off
b)
bend
c)
refract
d)
energy
13.
What happens when an object is opaque?
a)
all light is able to pass through
b)
no light is able to pass through
c)
some light is able to pass through
d)
it is black
14.
How does light travel?
a)
in a wavy path
b)
in a straight path
c)
in a zig zag path
15.
A convex lens curves ____________.
a)
outward
b)
inward
c)
opaque
d)
refracts
16.
A concave lens curves _____________.
a)
outward
b)
inward
c)
opaque
17.

When light bends this is known as

a)

Refraction

b)

Reflection

c)

Incidents

d)

Impossible to bend light

18.

Which of the following objects would transport sound the fastest

a)

Steel

b)

Wool

c)

Air

d)

Water

19.
What happens when light hits a mirror?
a)
it makes a color
b)
it reflects
c)
it makes a rainbow
d)
it passes through
20.
Blurs light as it passes through
a)
Transparent
b)
Translucent
c)
Opaque
d)
Refraction
21.

Sound waves travel through...

a)

a. solids

b)

b. liquids

c)

c. gases

d)

d. all of these

22.

The length of a shadow depends on the _________ of the light.

a)

angle

b)

brightness

c)

sound

d)

reflection

23.

To take in light is to _____.

a)

reflect

b)

absorb

c)

refract

d)

pitch

24.

In sound, what is the unit to measure frequency?

a)

Hertz (Hz)

b)

Meter (m)

c)

Decibel (dB)

d)

Newton (N)

25.
Newton's third law states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
26.

The tendency of an object to resist a change in its motion.

a)

acceleration

b)

inertia

c)

mass

d)

gravity

27.

Kilometers per hour (km/h) is a unit that describes which of the following?

a)

velocity

b)

direction

c)

position

d)

speed

28.

What units is Force measured in?

a)

Grams

b)

Miles

c)

Hours

d)

Newtons

29.

In sound, volume is measured in ______.

a)

Newtons (N)

b)

Decibels (dB)

c)

Hertz (Hz)

d)

Meters (m)

30.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
31.

What is the Net Force and the direction of the object's movement as a result of the net force?

a)

5N, Right

b)

5N, Left

c)

9N, Right

d)

9N, Left

32.

What is the Net Force and the direction of the object's movement as a result of the net force?

a)

8N, Right

b)

8N, Left

c)

0N, Right

d)

0N, balanced

33.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
34.
A person walked 10 miles.  It took them 2 hours.  How fast were they walking?
a)
8 mph
b)
5 mph
c)
2 mph
d)
10 mph
35.
Sound waves travel the SLOWEST through _____________.
a)
gases
b)
solids
c)
liquids
36.
Number of vibrations in an amount of time
a)
frequency
b)
vibration
c)
volume
d)
pitch
37.

Wave A and B have the same amplitude but different __

a)

volume

b)

amplitude

c)

frequency

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