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Science Launch K / Week 04 / Wednesday
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Week 04 · Ramps and Bumps

Wednesday

Ramp test lab
// Change speed and direction
⏱ about 15 min

Wednesday: Ramp test lab

Rocket stacks books for a ramp.

"Higher is faster!" he says.

Raven says, "Let's investigate."

Nova hovers to watch the cars.

You will need

  • A flat board, tray or big book
  • Some books to stack
  • A toy car or a ball
  • Painter's tape
Safety first
Build the ramp on the floor.
Keep stacks low and steady.
Keep fingers clear of falling books.

What to do

  1. Lean the board on one book.
  2. Let the car go. Do not push.
  3. Put tape where the car stops.
  4. Now lean the board on three books.
  5. Let the car go again.
  6. Put tape where it stops.
MAKE A GUESS
  • Read the question.
  • Tap your answer.
Which ramp will send the car farther?
RampHow far did the car go?
One book
Three books
READ YOUR DATA
  • Read the question.
  • Tap your answer.
Your car went farther from the high ramp. Why?
For a grown-up
Let the car go without pushing it.
That keeps the test fair.
Try each ramp two times if needed.
FAIR TEST CHECK
  • Read the question.
  • Tap your answer.
Do we push the car down?
Which ramp is steeper?
Where do we build the ramp?
What shows how far the car went?
SentenceTrue or false?
We use the same car each time.?
We keep book stacks low and steady.?
A flatter ramp makes the car faster.?
WHY THIS EXERCISEChanging only the ramp makes a fair test.
Draw your low ramp and your high ramp.

Word Spot: not, play

Here are new sight words.

Look at each word. Say it. Spell it.

Not: N-O-T.

Play: P-L-A-Y.

FIND THE WORD
  • Listen to the word.
  • Tap it.
Find the word you hear.
Find the word you hear.
Find the word you hear.
Find the word you hear.
FILL THE GAP
  • Listen to the sentence.
  • Tap the missing word.
The rock is ___ alive.
Come and ___ with me!

You used tape marks as real data!

Tomorrow we solve a problem like engineers.

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