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WorksheetsAmplify Science Leap Review
Total questions: 15
Worksheet time: 15mins
During the process of evolution, animals did not exist until____________.
after Pangea had become separate land masses
after many earthquakes and volcano eruptions
after atmospheric oxygen had increased
after a great diversity of plants formed
What tool allows scientists to better understand the surface conditions of Mars?
spectroscope
microscope
telescope
satellite
What two things led to mass extinctions throughout the earth's history?
gradual changes and catastrophic events
earthquakes and volcanoes
over hunting and natural disasters
pollution and space exploration
What type of rock forms near volcanoes?
all types of rocks
metamorphic
igneous
sedimentary
What is NOT a way to increase the strength of an electromagnet?
decrease the number of coils
use a stronger battery
use a stronger magnet
increase the number of coils
How can you test to see if an electromagnet is stronger after adding more coils of wire?
if it picks up fewer paperclips
compass still points toward the electromagnet when moved further away
if it picks up the same number of paperclips
compass still points toward the electromagnet when moved closer
This is an example of a __________ wave.
digital
analog
binary
loopy
What would affect the electric field between charged objects?
increase the distance between the objects
decrease the distance between the objects
High amplitude equals _____energy.
high
low
medium
regular
High frequency equals ______ energy.
high
low
same
medium
Short wave length equals ______ frequency.
low
regular
medium
high
allows waves to travel through
absorb
reflect
transmit
refract
What is the primary function of the cell membrane in animal cells?
A) To produce energy for the cell
B) To control the movement of substances in and out of the cell
C) To store genetic information
D) To synthesize proteins
Which of the following best describes the process of photosynthesis?
A) Conversion of glucose into energy
B) Conversion of light energy into chemical energy
C) Breakdown of food molecules to release energy
D) Exchange of gases between the plant and the environment
What is the role of decomposers in an ecosystem?
A) To produce food through photosynthesis
B) To consume primary producers
C) To break down dead organisms and recycle nutrients
D) To compete with herbivores for food
