Science and SS Quarterly Assessment 2 Review 2nd Grade 24-25

Ariana is conducting an investigation. Which wagon will need the largest pull to make it move.

(Hint: the heavier something is the larger the pull will be)

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Look at the picture of the spoon after striking the glass. The picture shoes the spoon vibrating from the impact. Choose TWO correct statements about the spoon.

• The vibration of the spoon from hitting the glass creates a sound.

• The glass creates a sound (WITHOUT the spoon striking it).

• The glass makes the spoon stop vibrating.

• Hitting the glass causes the spoon to vibrate

What is needed for the wood block instrument to increase its sound?

(HINT: increase means to go up)

• hit the block softer

• hit the block slower

• stop hitting the block

• hit the block harder

Cars that are backing up can be a hazard and cause injuries. A driver investigates tool to make loud warning sounds while the driver backs up the car. Which tool will MOST LIKELY work best for the truck driver?

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The sun provides Earth with which of the following types of energy?

• electrical and heat

• heat and sound

• heat and light

• electrical and sound

Which answer best explains how jobs help people?

• They help to transport people to different parts of the city.

• They provide information about making decisions when voting.

• They provide people with ways to earn money to buy goods and services.

• They help people know the difference between consumer and a producer.

Identify which example is a producer or a consumer.

Groups:

(a) Producer

,

(b) Consumer

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When people in one state do not have access to certain goods and services, they can _________​ (a)  

• trade with another state to get what they need
• give up
• steal from someone else

The images below are the steps for creating a product. Drag and drop the order of the steps so that the flowchart shows the correct process​.

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How does supply and demand affect the people who make things and the people who buy things?

• When lots of people want something, stores might run out and prices go up.

• Producers always make the same amount of stuff no matter what people want.

• People who buy things to get choose how much everything costs.