Quiz about Science STAAR 2024

Question 1

What are the reasons for the season?

Accepted Answer

Earth's tilt & revolution

Answer

Earth's tilt & rotation

Answer

Earth's rotation & rovolution

Answer

Earth's tilt & resolution

Question 2

Based on this diagram which type of stars would belong to spectral class M and have the lowest luminosity?

Accepted Answer

Main Sequence Stars

Answer

Giants

Answer

Super Giants

Answer

White Dwarfs

Question 3

On the H-R diagram, the Sun is a _____

Accepted Answer

Main Sequence star

Answer

Red Giant

Answer

White Dwarf

Answer

Blue Giant

Question 4

Question 4.

Accepted Answer

H

Answer

F

Answer

G

Answer

J

Question 5

Question 5.

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 6

Which of these best describes what is happening at Location 6?

Accepted Answer

J Oceanic crust is being destroyed.

Answer

F Oceanic plate is being created.

Answer

G Continent is being destroyed.

Answer

H Island is forming.

Question 7

What land feature is likely to occur between the South American Plate and the African Plate?

Accepted Answer

J Mid-ocean ridge

Answer

F Mountain

Answer

G Trench

Answer

H Subduction zone

Question 8

Which liquid is the least dense?

Accepted Answer

Oil

Answer

Water

Answer

Syrup

Answer

Plastic bottle

Question 9

If the amount of food or resources available increases, the carrying capacity for an animal.....

Accepted Answer

Increases

Answer

Stays the same

Answer

Decreases

Answer

Fluctuates

Question 10

Question 10.

Accepted Answer

The can, the swing, and the bird

Answer

The book, the ball, and the car

Answer

The ball, the car, and the bird

Answer

The book, the ball, the can, and the swing

Question 11

Question 11.

Accepted Answer

The toy train moves forward at a constant speed, slows down, and then stops.

Answer

The toy train speeds up while going forward and then slows down.

Answer

The toy train slows down while going forward and then moves backward.

Answer

The toy train moves forward at an increasing speed, stops, and then moves forward.

Question 12

Question 12.

Accepted Answer

More sediment flowed into the river because the fire destroyed most of the vegetation holding the sediment in place.

Answer

Less sediment flowed into the river because the fire heated up the soil and made it drier.

Answer

The amount of vegetation increased and less sediment flowed into the river because the fire produced ash that mixed with the soil.

Answer

More sediment flowed into the river because the fire disrupted animal habitats and caused animals to leave the area.

Question 13

Which of the following is the primary function of the mitochondria in eukaryotic cells?

Accepted Answer

Energy production

Answer

Photosynthesis

Answer

Protein synthesis

Answer

Cell division

Question 14

What is the chemical formula for glucose?

Accepted Answer

$$C_6H_{12}O_6$$

Answer

$$C_5H_{10}O_5$$

Answer

$$C_6H_{10}O_5$$

Answer

$$C_6H_{12}O_7$$

Question 15

In an experiment, a student measures the temperature of a substance as it is heated. The temperature remains constant for a period of time before rising again. What is the most likely explanation for this observation?

Accepted Answer

The substance is melting.

Answer

The substance is undergoing a chemical reaction.

Answer

The substance is being cooled.

Answer

The substance is evaporating.

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