2. Name of few blocks are given below. All these blocks further contain different
shaped blocks. Put a (1) against the block having desired shapes.
BLOCK NAME MOTION CONTROL LOOKS SENSING PEN SOUND OPERATORS VARIABLES
A SHAPE
MAT BLOCK
STACK
BLOCK
BOOLEAN
BLOCK
REPORTER
BLOCK
C BLOCK
CAP BLOCK
Answers
Answer:
Motion blocks are the blocks that control a Sprite's movement. There are 17 Motion blocks in Scratch 3.0.
Scratch 3.0 has the following fifteen Motion Stack blocks:
move
steps
— Moves the sprite forward the number of steps in the direction the sprite is facing.
turn
degrees
— Turns the sprite (clockwise) the specified amount.
turn
degrees
— Turns the sprite (counter-clockwise) the specified amount.
point
in
direction
— Points the sprite in the direction.
point
towards
— Points the sprite towards the mouse-pointer or another sprite.
go
to
x:
y:
— Moves the sprite to the specified X and Y position.
go
to
— Moves the sprite to the mouse-pointer, a random position, or another sprite.
glide
secs
to
x:
y:
— Glides the sprite to the location, taking as long as the specified amount of time.
glide
secs
to
— Glides the sprite to the mouse-pointer, a random position, or another sprite, taking as long as the specified amount of time
change
x
by
— Changes the sprite's X position by the amount.
set
x
to
— Sets the sprite's X position to the specified amount.
change
y
by
— Changes the sprite's Y position by the specified amount.
set
y
to
— Sets the sprite's Y position to the amount.
if
on
edge,
bounce
— If touching the edge of the screen, the sprite's direction flips over
set
rotation
style
— This sets the rotation style of a sprite.
Scratch 3.0 has the following three Motion Reporter blocks:
x
position
— The X position of the sprite.
y
position
— The Y position of the sprite.
direction
— The direction of the sprite.
Looks blocks
Main article: Looks Blocks
Looks blocks are the blocks that control how a sprite looks. There are 23 Looks blocks in Scratch 3.0. Three of the 19 sprite Looks blocks have a counterpart for the Stage.
Scratch 3.0 has the following eighteen Looks Stack blocks:
say
for
seconds
— A speech bubble appears over the sprite and stays for the specified amount of time.
say
— A speech bubble appears over the sprite and will not go away over time.
think
for
seconds
— A thought bubble appears over the sprite and stays for the specified amount of time.
think
— A thought bubble appears over the sprite and will not go away over time.
show
— Shows the sprite.
hide
— Hides the sprite.
switch
costume
to
and
switch
backdrop
to
— Changes the sprite's/Stage's costume/backdrop to the specified one.
switch
backdrop
to
and
wait
— Like the Switch to Backdrop () block, though it waits until all of the hat blocks triggered by this have completed. (Stage only)
next
costume
and
next
backdrop
— Changes the sprite's/Stage's costume/backdrop to the next one in the costume list.
change
effect
by
— Changes the specified effect by the amount.
set
effect
to
— Sets the specified effect to the amount.
clear
graphic
effects
— Clears all graphic effects on the sprite.
change
size
by
— Changes the sprite's size by the amount.
set
size
to
%
— Sets the sprite's size to the amount.
go
to
layer
— Puts a sprite in the front or back.
go
layers
— Changes the sprite's layer value by the amount.
Scratch 3.0 has the following three Looks Reporter blocks:
costume
and
backdrop
— The number or name of the sprite/Stage's current costume/backdrop in the list.
size
— The sprite's size.
Sound blocks
Main article: Sound Blocks
Sound blocks are the blocks that control sound. There are 16 Sound blocks in Scratch 3.0. The note blocks in 3.0 have been moved to the Music Extension.
Scratch 3.0 has the following eight Sound Stack blocks:
start
sound
— Plays a sound without pausing the script.
play
sound
until
done
—
Explanation: