Matter and It’s Interactions
A student observes that a sugar cube dissolves faster in hot water than in cold water. Which property of matter is most responsible for this observation?
A: Mass
B: Volume
C: Temperature
D: Density
C. Temperature
A ball rolls down a ramp and stops before hitting a wall. Which force causes the ball to stop?
A. Gravity
B. Friction
C. Magnetism
D. Air resistance
B. Friction
Which of the following is an inherited trait?
a) Eye color
b) Favorite food
c) A scar from an injury
d) The ability to ride a bike
What are constellations?
a) Groups of planets
b) Patterns of stars in the night sky
c) Types of galaxies
d) Clusters of comets
What causes day and night on Earth?
A. Earth’s rotation on its axis
B. Earth’s revolution around the Sun
C. The Moon’s orbit around Earth
D. The Sun’s movement in the sky
A. Earth’s rotation on its axis
A scientist mixes two liquids in a beaker, and a solid forms at the bottom. This solid is evidence of:
A. A physical change
B. A chemical change
C. A change in state
D. A change in volume
B. A chemical change
A student pushes a toy car across a table, and it moves faster. This is an example of:
A. Balanced forces
B. Unbalanced forces
C. Magnetic attraction
D. Gravitational pull
B. Unbalanced Forces
Which of these is an acquired trait?
a) Height
b) Hair color
c) The ability to ride a bike
d) Blood type
C. The ability to ride a bike
What causes constellations to appear to move across the sky?
a) The rotation of the Earth
b) The revolution of the Earth around the Sun
c) The movement of the stars themselves
d) The tilting of the Earth’s axis
A. The rotation of the Earth
A student observes that the Moon appears to change shape over a month. This is caused by:
A. Earth’s shadow on the Moon
B. The Moon’s rotation
C. The Moon’s orbit around Earth
D. Clouds covering the Moon
C. The Moon’s orbit around Earth
A student measures the mass of a piece of clay before and after molding it into a ball. The mass remains the same. This demonstrates:
A. Conservation of matter
B. Formation of a new substance
C. Evaporation of water
D. A chemical reaction
A. Conservation of matter
Two students are playing tug-of-war with a rope. Neither side moves. What can be inferred about the forces?
A. The forces are unbalanced and equal.
B. The forces are balanced and equal.
C. One side is applying no force.
D. Gravity is stronger than the pull.
B. The forces are balanced and equal
Which of the following is the BEST explanation for why a child might have brown eyes even though both parents have blue eyes?
A. Eye color is only influenced by the environment, not by traits passed from parents.
B. Eye color is always the same as the mother's.
C. Eye color can skip generations and be passed down from grandparents or other relative
D. A child chooses their eye color during development.
C. Eye color can skip generations and be passed down from grandparents or other relative
The sun appears brighter than other stars because...
a) It is larger than other stars
b) It is hotter than other stars
c) It is closer to Earth than other stars
d) It is younger than other stars
C. It is closer to Earth than other stars
Which statement BEST explains what causes a solar eclipse?
A. A solar eclipse happens when the Moon moves between Earth and the Sun, blocking sunlight from reaching part of Earth.
B. A solar eclipse happens when Earth moves between the Moon and the Sun, blocking sunlight from reaching the Moon.
C. A solar eclipse happens when the Moon’s shadow falls behind Earth, causing the Moon to appear dark.
D. A solar eclipse happens when the Moon and the Sun are on opposite sides of Earth.
A. A solar eclipse happens when the Moon moves between Earth and the Sun, blocking sunlight from reaching part of Earth.
A group of students is investigating whether vinegar and baking soda produce a gas when mixed. They observe bubbles forming. Which statement best explains this observation?
A. The mixture absorbs heat, causing bubbles.
B. A chemical reaction produces a gas.
C. The liquids evaporate into the air.
D. The baking soda dissolves completely.
B. A chemical reaction produces gas.
A student drops a feather and a rock from the same height. The rock hits the ground first. Which force explains this difference?
A. Air Resistance
B. Magnetism
C. Friction
D. Tension
A. Air Resistance
Two puppies from the same litter grow up in different homes. One is very obedient and knows many tricks, while the other is shy and doesn’t follow commands. What does this MOST LIKELY show?
A. Inherited traits are stronger than acquired ones.
B. Dogs cannot inherit personality traits from their parents.
C. The environment can influence behaviors that are not inherited.
D. All traits in dogs are passed down from their parents.
C. The environment can influence behaviors that are not inherited.
Which statement BEST explains why ancient people used constellations to help tell stories or track seasons?
A. The stars always appeared in random, changing patterns.
B. Constellations have clear shapes like triangles and squares.
C. The shapes of constellations stayed the same and appeared in the same part of the sky during certain times of the year.
D. The stars in constellations could be rearranged to form new pictures each night.
C. The shapes of constellations stayed the same and appeared in the same part of the sky during certain times of the year.
A group of students models the seasons using a globe and a lamp. To show winter in the Northern Hemisphere, how should they tilt the globe?
A. Axis tilted away from the lamp
B. Axis tilted toward the lamp
C. Axis parallel to the lamp
D. Axis spinning faster
A. Axis tilted away from the lamp
A group of students is investigating whether vinegar and baking soda produce a gas when mixed. They observe bubbles forming. Which statement best explains this observation?
A. The mixture absorbs heat, causing bubbles.
B. A chemical reaction produces a gas.
C. The liquids evaporate into the air.
D. The baking soda dissolves completely.
C. 150 grams
A group of students designs a model bridge to test how much weight it can hold. The bridge collapses when 10 books are placed on it. Which change would most likely allow the bridge to hold more weight?
A. Using thinner materials
B. Adding more supports
C. Making the bridge longer
D. Reducing the height
B. Adding more supports
Which of the following BEST shows how an inherited trait helps an animal survive?
A. A chameleon changing its color to blend in with its surroundings.
B. A raccoon finding open trash cans with lots of food in a neighborhood.
C. A cat being trained to use the toilet instead of a litter box.
D. A horse learning to follow commands during a race.
A. A chameleon changing its color to blend in with its surroundings.
A. Comets are made of ice and dust and form tails when near the Sun; asteroids are made of rock and metal and mostly orbit in the asteroid belt.
B. Comets are made of rock and metal and form tails when near the Sun; asteroids are made of ice and dust and orbit planets.
C. Comets are small planets that stay close to Earth; asteroids are icy and travel in straight lines away from the Sun.
D. Comets and asteroids are both made of ice and only appear during meteor showers.
A. Comets are made of ice and dust and form tails when near the Sun; asteroids are made of rock and metal and mostly orbit in the asteroid belt.
Which statement BEST explains the relationship between gravity and the Earth, Moon, and Sun?
A. The Moon’s gravity pulls Earth closer to the Sun, and the Sun’s gravity pulls the Moon in a spiral.
B. Earth’s gravity keeps the Moon in orbit, and the Moon’s gravity affects Earth’s orbit more than the Sun’s.
C. The Sun’s gravity holds Earth and the Moon in orbit, but the Moon’s gravity has no effect on Earth.
D. The Sun’s gravity pulls Earth, while Earth’s gravity pulls the Moon, balancing the forces for stable orbits.
D. The Sun’s gravity pulls Earth, while Earth’s gravity pulls the Moon, balancing the forces for stable orbits.