Force and Motion
What is force?
A. a change in positon
B. where an object is located
C. a push or pull
D. movement or change
C. a push or pull
What is the downward force that pulls objects to Earth?
A. Magnetism
B. Air pressure
C. Electricity
D. Gravity
D. Gravity
We can hear a musical instrument because it produces what kind of energy?
A. Mechanical
B. Light
C. Sound
D. Thermal
C. Sound
What is a mixture?
A. A push or a pull
B. Putting things together
C. An attraction
D. A combination of two substances that can be easily separated
D. A combination of two substances that can be easily separated
What would a student do to start a swing moving?
A. Look at the swing
B. Sit on the swing
C. Measure the swing
D. Push or pull the swing
D. Push or pull the swing
Which of the following objects would be attracted to a magnet?
A. Iron nail
B. Wooden Pencil
C. Rubber band
D. Plastic Ruler
A. Iron nail
All of the following are things that produce light energy EXCEPT:
A. a fan
B. a flashlight
C. a lamp
D. a lightbulb
A. a fan
Which of the following would create a mixture?
A. Stirring a container of juice
B. Combining rocks and sand
C. Heating a sample of salt
D. Filling a beaker with ice
B. Combining rocks and sand
Which of these actions is likely to happen because of a push or a pull?
A. sun shining
B. ice melting
C. water evaporating
D. ball rolling
D. ball rolling
Students launch paper rockets in Ms. Farrington's class. Air pressure from a hand pump causes the rockets to rise into the sky. What force causes them to return to the ground?
A. Wind pushing up
B. Pull of Earth's gravity
C. Heat from the Sun
D. Magnetic Noth Pole
B. Pull of Earth's gravity
What are the FOUR types of energy?
Mechanical, sound, light, thermal
Which of the following is always true about mixtures? A mixture is always --
A. heavier than other kinds of matter
B. impossible to separate
C. a solid combined with a liquid
D. made of two or more materials
D. made of two or more materials
A. its speed
B. its mass
C. its position
D. its motion
B. its mass
A student wants to show hoe the force of gravity can move a book. Which of the following would best show how gravity can move a book?
A. Sliding a book across a table
B. Dropping a book onto the floor
C. Carrying a book to a bookshelf
D. Turning the book face down
B. Dropping a book onto the floor
When a student lifts an object from the floor, the student is demonstrating --
A. Mechanical energy
B. Light energy
C. Sound energy
D. Thermal Energy
A. Mechanical energy
What would be the result of combining peanuts, raisins, and chocolate chips?
A. a change of state would happen
B. evaporation would take place
C. A mixture would be produced
D. Heat would be generated
C. A mixture would be produced
All of the following actions below woulf probably move a book EXCEPT -
A. Standing on top of the book
B. Pushing a book off a table
C. Pulling a rug that the book is on
D. Kicking the book across the floor
A. Standing on top of the book
All of these objects are moving in the direction of the pull of gravity EXCEPT-
A. a roller coaster going down a steep hill
B. a helium balloon rising into the sky
C. rain and sleet falling from a cloud
D. a rock sinking in a tank of water
B. a helium balloon rising into the sky
What type of energy bounces off a mirror and allows you to see your reflection?
A. Light energy
B. Mechanical energy
C. Sound energy
D. Thermal energy
A. Light energy
Ms. Holmes has a collection of buttons, beads, and marbles. She wants to organize her collection and separate the objects. How could she separate the mixture?
Organize it by colors, by object, etc. AND separate it using your hands, a sieve, a strainer, etc.