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Science STAAR Bootcamp #1

Total questions: 20

Worksheet time: 19mins

Name
Class
Date
1.
A student puts four objects in a bucket filled with water. the objects are listed below.
∎Plastic ball
∎Glass Marble
∎Metal paper clip
∎Wood block
Which two objects are most likely less dense than water?
a)
Wood block and metal paper clip
b)
Plastic ball and glass marble
c)
Metal paper clip and glass marble
d)
Wood block and plastic ball
2.
Objects that blow into a swimming pool or that are dropped into the pool by swimmers need to be removed. These objects include foam cups, keys, and coins. Which of the following explains a useful method for removing some of these objects?
a)
The keys and coins are less dense than water, so they can be easily picked up off the bottom of the pool by divers
b)
The foam cups have the same density as water, so they can be cumbled up for removal by the pool filter.
c)
The foam cups are less dense than water, so they can be removed from the surfase with a pool cleaning net.
d)
The keys and coins have the same density as water, so they can be washed away when the pool is drained
3.
Which of these is not soluble in water?
a)
Oil
b)
Salt
c)
Honey
d)
Sugar
4.
A teacher mixes white powder into a beaker of water. The powder cannot be seen in the water. The teacher then heats the mixture until the water evaporates and the powder can be seen again. Which property of the powder is the teacher demonstrating?
a)
Solubility
b)
Density
c)
Conductivity
d)
Mass
5.
A student made a mixture using equal amounts of salt and pepper. The salt grains were the same size as the pepper grains. What should the student do to most easily separate the pepper from the salt?
a)
Use a pair of tweezers to remove each grain of pepper
b)
Runa small magnet through the mixture to attract the pepper
c)
Put the mixture in water and filter the pepper out of the water
d)
Use a strainer with a fine wire screen to remove the pepper
6.
Which liquid is the most dense?  
a)
oil
b)
water
c)
syrup
d)
plastic bottle
7.
What would be the best title for this data table?
a)
Tools for Measuring Matter
b)
Tools for Measuring Length
c)
Tools for Measuring Volume
d)
Tools for Measuring Mass
8.
Daniella is handed a solid, silver-colored metal object. The metal object conducts thermal energy. It is NOT attracted to a magnet. This object is most likely made from- 
a)
Brass
b)
Copper
c)
Steel
d)
Aluminum
9.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
10.
Students are asked to create a system using two mirrors and a flashlight to hit a target with a beam of light. Which diagram correctly uses the two mirrors and the flashlight to hit the target?
a)
A
b)
B
c)
C
d)
D
11.
The energy associated with an object that is moving is called
a)
mechanical energy
b)
thermal energy
c)
electromagnetic energy
d)
chemical energy
12.
Which explains why the fork looks different under water?
a)
light can't pass through the glass
b)
the wavelength of light lengthens
c)
the amount of light increases when going through water
d)
light is refracted at an angle
13.

The picture shows an electrical circuit. This circuit is a series circuit because:

a)

It has 3 light bulbs.

b)

The same current flows through all three light bulbs.

c)

It uses a single battery.

d)

The electrical current has more than one path to flow through

14.
What is a switch's function in a circuit?
a)
to make the current hotter or colder
b)
turn on and off the flow of current
c)
the pathway that current flows
d)
to add more power to the circuit
15.
water is a______?
a)
conductor
b)
insulator
16.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
17.

Which of the following is a good conductor of electricity?

a)

glass rod

b)

cotton string

c)

plastic tubing

d)

copper penny

18.

Which of these best demonstrates the reflection of light?

a)

Looking through the glass of a large window

b)

Looking at an image formed on a silver spoon

c)

Looking at a lightbulb that is glowing

d)

Looking at a star on a clear night

19.

When light travels through air into a prism, it bends and separates into many colors?


In which other situation does light bend?

a)

When light moves through air into water

b)

When light hits a wall

c)

When light passes through outer space

d)

When light hits a mirror

20.

Resources can be classified as renewable or nonrenewable. Which of these resources is classified in the same category as coal?

a)

Wood

b)

Wind

c)

Corn oil

d)

Petroleum