Science Unit 1

1. Anthony decides to design a tool to help his mom in the yard. Which of these things should he do next?

• Dig holes for seeds.

• Draw pictures of the trees.

• Ask what jobs need to be done.

• Communicate his data.

2, The crayons were breaking. The class tried 2 solutions. The teacher took a survey to see which idea worked best, Which solution did the class choose?

• tape

• aluminum foil

• bubble wrap

• pool noodle

What is Mithun´s problem?

• The peddles are too far

• The peddles are too soft

• The peddles are too small

• The brakes do not work

Brevin needs to keep his toy cars away from his puppy. He tests 3 ideas. Which works the best?

• Shelf

• paper bag

• Wooden box

• plastic bag

The bridge is very old. It needs to be fixed. What question should the engineer ask?

• Do any animals live under the bridge?

• What kinds of people will use the bridge?

• How many cars drive over the bridge each day?

• How much would it cost?

Nivae made a water bottle holder. It holds 2 bottles, but they are hard to reach. She will try a new design. Which step in the design process in this? Choose the correct step.

• Communicate

• Test and improve

• Plan and build

• Define the problem

The jump ropes in the gym class are tied up. The class will help design a tool to solve this problem. Which questions will help students with their design?

Fill in the 2 correct answers.

• How many ropes are there?

• How much do the jump ropes cost?

• Who likes to jump rope?

• Where is the gym class?

Tonaya will make a holder for her blocks. Which questions should she ask before she designs the holder?

• What color are the blocks?

• How heavy are the blocks?

• What can I build with blocks?

• What color is the holder?

The slide gets too hot at the playground. Which idea would help solve that problem?

• a sprinkler

• a tent over it so it would get shade

• taking the slide down

• an umbrella